339969656420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2690059}}^1$

素因数の和:2690228

約数の個数: 48

約数和(自身を含む): 732126729600

約数和(自身を除く): 392157073180

約数列:

[1, 2, 4, 5, 10, 20, 71, 89, 142, 178, 284, 355, 356, 445, 710, 890, 1420, 1780, 6319, 12638, 25276, 31595, 63190, 126380, 2690059, 5380118, 10760236, 13450295, 26900590, 53801180, 190994189, 239415251, 381988378, 478830502, 763976756, 954970945, 957661004, 1197076255, 1909941890, 2394152510, 3819883780, 4788305020, 16998482821, 33996965642, 67993931284, 84992414105, 169984828210, 339969656420]

約数ペア:

[(1, 339969656420), (2, 169984828210), (4, 84992414105), (5, 67993931284), (10, 33996965642), (20, 16998482821), (71, 4788305020), (89, 3819883780), (142, 2394152510), (178, 1909941890), (284, 1197076255), (355, 957661004), (356, 954970945), (445, 763976756), (710, 478830502), (890, 381988378), (1420, 239415251), (1780, 190994189), (6319, 53801180), (12638, 26900590), (25276, 13450295), (31595, 10760236), (63190, 5380118), (126380, 2690059)]