17939459720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{8311}}^1$

素因数の和:8935

約数の個数: 128

約数和(自身を含む): 49768266240

約数和(自身を除く): 31828806520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 593, 728, 910, 1186, 1820, 2372, 2965, 3640, 4151, 4744, 5930, 7709, 8302, 8311, 11860, 15418, 16604, 16622, 20755, 23720, 30836, 33208, 33244, 38545, 41510, 41555, 53963, 58177, 61672, 66488, 77090, 83020, 83110, 107926, 108043, 116354, 154180, 166040, 166220, 215852, 216086, 232708, 269815, 290885, 308360, 332440, 431704, 432172, 465416, 539630, 540215, 581770, 756301, 864344, 1079260, 1080430, 1163540, 1512602, 2158520, 2160860, 2327080, 3025204, 3781505, 4321720, 4928423, 6050408, 7563010, 9856846, 15126020, 19713692, 24642115, 30252040, 34498961, 39427384, 49284230, 64069499, 68997922, 98568460, 128138998, 137995844, 172494805, 197136920, 256277996, 275991688, 320347495, 344989610, 448486493, 512555992, 640694990, 689979220, 896972986, 1281389980, 1379958440, 1793945972, 2242432465, 2562779960, 3587891944, 4484864930, 8969729860, 17939459720]

約数ペア:

[(1, 17939459720), (2, 8969729860), (4, 4484864930), (5, 3587891944), (7, 2562779960), (8, 2242432465), (10, 1793945972), (13, 1379958440), (14, 1281389980), (20, 896972986), (26, 689979220), (28, 640694990), (35, 512555992), (40, 448486493), (52, 344989610), (56, 320347495), (65, 275991688), (70, 256277996), (91, 197136920), (104, 172494805), (130, 137995844), (140, 128138998), (182, 98568460), (260, 68997922), (280, 64069499), (364, 49284230), (455, 39427384), (520, 34498961), (593, 30252040), (728, 24642115), (910, 19713692), (1186, 15126020), (1820, 9856846), (2372, 7563010), (2965, 6050408), (3640, 4928423), (4151, 4321720), (4744, 3781505), (5930, 3025204), (7709, 2327080), (8302, 2160860), (8311, 2158520), (11860, 1512602), (15418, 1163540), (16604, 1080430), (16622, 1079260), (20755, 864344), (23720, 756301), (30836, 581770), (33208, 540215), (33244, 539630), (38545, 465416), (41510, 432172), (41555, 431704), (53963, 332440), (58177, 308360), (61672, 290885), (66488, 269815), (77090, 232708), (83020, 216086), (83110, 215852), (107926, 166220), (108043, 166040), (116354, 154180)]