1050872840

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{1399}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 2404080000

約数和(自身を除く): 1353207160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 211, 356, 422, 445, 712, 844, 890, 1055, 1399, 1688, 1780, 2110, 2798, 3560, 4220, 5596, 6995, 8440, 11192, 13990, 18779, 27980, 37558, 55960, 75116, 93895, 124511, 150232, 187790, 249022, 295189, 375580, 498044, 590378, 622555, 751160, 996088, 1180756, 1245110, 1475945, 2361512, 2490220, 2951890, 4980440, 5903780, 11807560, 26271821, 52543642, 105087284, 131359105, 210174568, 262718210, 525436420, 1050872840]

約数ペア:

[(1, 1050872840), (2, 525436420), (4, 262718210), (5, 210174568), (8, 131359105), (10, 105087284), (20, 52543642), (40, 26271821), (89, 11807560), (178, 5903780), (211, 4980440), (356, 2951890), (422, 2490220), (445, 2361512), (712, 1475945), (844, 1245110), (890, 1180756), (1055, 996088), (1399, 751160), (1688, 622555), (1780, 590378), (2110, 498044), (2798, 375580), (3560, 295189), (4220, 249022), (5596, 187790), (6995, 150232), (8440, 124511), (11192, 93895), (13990, 75116), (18779, 55960), (27980, 37558)]