19808400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1009

約数の個数: 120

約数和(自身を含む): 67254624

約数和(自身を除く): 47446224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 48, 50, 51, 60, 68, 75, 80, 85, 100, 102, 120, 136, 150, 170, 200, 204, 240, 255, 272, 300, 340, 400, 408, 425, 510, 600, 680, 816, 850, 971, 1020, 1200, 1275, 1360, 1700, 1942, 2040, 2550, 2913, 3400, 3884, 4080, 4855, 5100, 5826, 6800, 7768, 9710, 10200, 11652, 14565, 15536, 16507, 19420, 20400, 23304, 24275, 29130, 33014, 38840, 46608, 48550, 49521, 58260, 66028, 72825, 77680, 82535, 97100, 99042, 116520, 132056, 145650, 165070, 194200, 198084, 233040, 247605, 264112, 291300, 330140, 388400, 396168, 412675, 495210, 582600, 660280, 792336, 825350, 990420, 1165200, 1238025, 1320560, 1650700, 1980840, 2476050, 3301400, 3961680, 4952100, 6602800, 9904200, 19808400]

約数ペア:

[(1, 19808400), (2, 9904200), (3, 6602800), (4, 4952100), (5, 3961680), (6, 3301400), (8, 2476050), (10, 1980840), (12, 1650700), (15, 1320560), (16, 1238025), (17, 1165200), (20, 990420), (24, 825350), (25, 792336), (30, 660280), (34, 582600), (40, 495210), (48, 412675), (50, 396168), (51, 388400), (60, 330140), (68, 291300), (75, 264112), (80, 247605), (85, 233040), (100, 198084), (102, 194200), (120, 165070), (136, 145650), (150, 132056), (170, 116520), (200, 99042), (204, 97100), (240, 82535), (255, 77680), (272, 72825), (300, 66028), (340, 58260), (400, 49521), (408, 48550), (425, 46608), (510, 38840), (600, 33014), (680, 29130), (816, 24275), (850, 23304), (971, 20400), (1020, 19420), (1200, 16507), (1275, 15536), (1360, 14565), (1700, 11652), (1942, 10200), (2040, 9710), (2550, 7768), (2913, 6800), (3400, 5826), (3884, 5100), (4080, 4855)]