2895221440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{291857}}^1$

素因数の和:291905

約数の個数: 56

約数和(自身を含む): 7116665472

約数和(自身を除く): 4221444032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 291857, 583714, 1167428, 1459285, 2334856, 2918570, 4669712, 5837140, 9047567, 9339424, 11674280, 18095134, 18678848, 23348560, 36190268, 45237835, 46697120, 72380536, 90475670, 93394240, 144761072, 180951340, 289522144, 361902680, 579044288, 723805360, 1447610720, 2895221440]

約数ペア:

[(1, 2895221440), (2, 1447610720), (4, 723805360), (5, 579044288), (8, 361902680), (10, 289522144), (16, 180951340), (20, 144761072), (31, 93394240), (32, 90475670), (40, 72380536), (62, 46697120), (64, 45237835), (80, 36190268), (124, 23348560), (155, 18678848), (160, 18095134), (248, 11674280), (310, 9339424), (320, 9047567), (496, 5837140), (620, 4669712), (992, 2918570), (1240, 2334856), (1984, 1459285), (2480, 1167428), (4960, 583714), (9920, 291857)]