20409820560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{555823}}^1$

素因数の和:555862

約数の個数: 160

約数和(自身を含む): 74435950080

約数和(自身を除く): 54026129520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 918, 1020, 1080, 1224, 1360, 1530, 1836, 2040, 2160, 2295, 2448, 3060, 3672, 4080, 4590, 6120, 7344, 9180, 12240, 18360, 36720, 555823, 1111646, 1667469, 2223292, 2779115, 3334938, 4446584, 5002407, 5558230, 6669876, 8337345, 8893168, 9448991, 10004814, 11116460, 13339752, 15007221, 16674690, 18897982, 20009628, 22232920, 25012035, 26679504, 28346973, 30014442, 33349380, 37795964, 40019256, 44465840, 47244955, 50024070, 56693946, 60028884, 66698760, 75036105, 75591928, 80038512, 85040919, 94489910, 100048140, 113387892, 120057768, 133397520, 141734865, 150072210, 151183856, 170081838, 188979820, 200096280, 226775784, 240115536, 255122757, 283469730, 300144420, 340163676, 377959640, 400192560, 425204595, 453551568, 510245514, 566939460, 600288840, 680327352, 755919280, 850409190, 1020491028, 1133878920, 1200577680, 1275613785, 1360654704, 1700818380, 2040982056, 2267757840, 2551227570, 3401636760, 4081964112, 5102455140, 6803273520, 10204910280, 20409820560]

約数ペア:

[(1, 20409820560), (2, 10204910280), (3, 6803273520), (4, 5102455140), (5, 4081964112), (6, 3401636760), (8, 2551227570), (9, 2267757840), (10, 2040982056), (12, 1700818380), (15, 1360654704), (16, 1275613785), (17, 1200577680), (18, 1133878920), (20, 1020491028), (24, 850409190), (27, 755919280), (30, 680327352), (34, 600288840), (36, 566939460), (40, 510245514), (45, 453551568), (48, 425204595), (51, 400192560), (54, 377959640), (60, 340163676), (68, 300144420), (72, 283469730), (80, 255122757), (85, 240115536), (90, 226775784), (102, 200096280), (108, 188979820), (120, 170081838), (135, 151183856), (136, 150072210), (144, 141734865), (153, 133397520), (170, 120057768), (180, 113387892), (204, 100048140), (216, 94489910), (240, 85040919), (255, 80038512), (270, 75591928), (272, 75036105), (306, 66698760), (340, 60028884), (360, 56693946), (408, 50024070), (432, 47244955), (459, 44465840), (510, 40019256), (540, 37795964), (612, 33349380), (680, 30014442), (720, 28346973), (765, 26679504), (816, 25012035), (918, 22232920), (1020, 20009628), (1080, 18897982), (1224, 16674690), (1360, 15007221), (1530, 13339752), (1836, 11116460), (2040, 10004814), (2160, 9448991), (2295, 8893168), (2448, 8337345), (3060, 6669876), (3672, 5558230), (4080, 5002407), (4590, 4446584), (6120, 3334938), (7344, 2779115), (9180, 2223292), (12240, 1667469), (18360, 1111646), (36720, 555823)]