1640778756

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1\times {\mathrm{1847}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 3861137280

約数和(自身を除く): 2220358524

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 409, 543, 724, 818, 1086, 1227, 1636, 1847, 2172, 2454, 3694, 4908, 5541, 7388, 11082, 22164, 74029, 148058, 222087, 296116, 334307, 444174, 668614, 755423, 888348, 1002921, 1337228, 1510846, 2005842, 2266269, 3021692, 4011684, 4532538, 9065076, 136731563, 273463126, 410194689, 546926252, 820389378, 1640778756]

約数ペア:

[(1, 1640778756), (2, 820389378), (3, 546926252), (4, 410194689), (6, 273463126), (12, 136731563), (181, 9065076), (362, 4532538), (409, 4011684), (543, 3021692), (724, 2266269), (818, 2005842), (1086, 1510846), (1227, 1337228), (1636, 1002921), (1847, 888348), (2172, 755423), (2454, 668614), (3694, 444174), (4908, 334307), (5541, 296116), (7388, 222087), (11082, 148058), (22164, 74029)]