39876760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{107}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 113840640

約数和(自身を除く): 73963880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 107, 110, 121, 140, 154, 214, 220, 242, 280, 308, 385, 428, 440, 484, 535, 605, 616, 749, 770, 847, 856, 968, 1070, 1177, 1210, 1331, 1498, 1540, 1694, 2140, 2354, 2420, 2662, 2996, 3080, 3388, 3745, 4235, 4280, 4708, 4840, 5324, 5885, 5992, 6655, 6776, 7490, 8239, 8470, 9317, 9416, 10648, 11770, 12947, 13310, 14980, 16478, 16940, 18634, 23540, 25894, 26620, 29960, 32956, 33880, 37268, 41195, 46585, 47080, 51788, 53240, 64735, 65912, 74536, 82390, 90629, 93170, 103576, 129470, 142417, 164780, 181258, 186340, 258940, 284834, 329560, 362516, 372680, 453145, 517880, 569668, 712085, 725032, 906290, 996919, 1139336, 1424170, 1812580, 1993838, 2848340, 3625160, 3987676, 4984595, 5696680, 7975352, 9969190, 19938380, 39876760]

約数ペア:

[(1, 39876760), (2, 19938380), (4, 9969190), (5, 7975352), (7, 5696680), (8, 4984595), (10, 3987676), (11, 3625160), (14, 2848340), (20, 1993838), (22, 1812580), (28, 1424170), (35, 1139336), (40, 996919), (44, 906290), (55, 725032), (56, 712085), (70, 569668), (77, 517880), (88, 453145), (107, 372680), (110, 362516), (121, 329560), (140, 284834), (154, 258940), (214, 186340), (220, 181258), (242, 164780), (280, 142417), (308, 129470), (385, 103576), (428, 93170), (440, 90629), (484, 82390), (535, 74536), (605, 65912), (616, 64735), (749, 53240), (770, 51788), (847, 47080), (856, 46585), (968, 41195), (1070, 37268), (1177, 33880), (1210, 32956), (1331, 29960), (1498, 26620), (1540, 25894), (1694, 23540), (2140, 18634), (2354, 16940), (2420, 16478), (2662, 14980), (2996, 13310), (3080, 12947), (3388, 11770), (3745, 10648), (4235, 9416), (4280, 9317), (4708, 8470), (4840, 8239), (5324, 7490), (5885, 6776), (5992, 6655)]