8645260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 20053152

約数和(自身を除く): 11407892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 811, 820, 1066, 1622, 2132, 2665, 3244, 4055, 5330, 8110, 10543, 10660, 16220, 21086, 33251, 42172, 52715, 66502, 105430, 133004, 166255, 210860, 332510, 432263, 665020, 864526, 1729052, 2161315, 4322630, 8645260]

約数ペア:

[(1, 8645260), (2, 4322630), (4, 2161315), (5, 1729052), (10, 864526), (13, 665020), (20, 432263), (26, 332510), (41, 210860), (52, 166255), (65, 133004), (82, 105430), (130, 66502), (164, 52715), (205, 42172), (260, 33251), (410, 21086), (533, 16220), (811, 10660), (820, 10543), (1066, 8110), (1622, 5330), (2132, 4055), (2665, 3244)]