1418173880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{3307}}^1$

素因数の和:3540

約数の個数: 64

約数和(自身を含む): 3258247680

約数和(自身を除く): 1840073800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 151, 284, 302, 355, 568, 604, 710, 755, 1208, 1420, 1510, 2840, 3020, 3307, 6040, 6614, 10721, 13228, 16535, 21442, 26456, 33070, 42884, 53605, 66140, 85768, 107210, 132280, 214420, 234797, 428840, 469594, 499357, 939188, 998714, 1173985, 1878376, 1997428, 2347970, 2496785, 3994856, 4695940, 4993570, 9391880, 9987140, 19974280, 35454347, 70908694, 141817388, 177271735, 283634776, 354543470, 709086940, 1418173880]

約数ペア:

[(1, 1418173880), (2, 709086940), (4, 354543470), (5, 283634776), (8, 177271735), (10, 141817388), (20, 70908694), (40, 35454347), (71, 19974280), (142, 9987140), (151, 9391880), (284, 4993570), (302, 4695940), (355, 3994856), (568, 2496785), (604, 2347970), (710, 1997428), (755, 1878376), (1208, 1173985), (1420, 998714), (1510, 939188), (2840, 499357), (3020, 469594), (3307, 428840), (6040, 234797), (6614, 214420), (10721, 132280), (13228, 107210), (16535, 85768), (21442, 66140), (26456, 53605), (33070, 42884)]