720160628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2917}}^1$

素因数の和:3144

約数の個数: 48

約数和(自身を含む): 1427532288

約数和(自身を除く): 707371660

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 181, 341, 362, 682, 724, 1364, 1991, 2917, 3982, 5611, 5834, 7964, 11222, 11668, 22444, 32087, 61721, 64174, 90427, 123442, 128348, 180854, 246884, 361708, 527977, 994697, 1055954, 1989394, 2111908, 3978788, 5807747, 11615494, 16367287, 23230988, 32734574, 65469148, 180040157, 360080314, 720160628]

約数ペア:

[(1, 720160628), (2, 360080314), (4, 180040157), (11, 65469148), (22, 32734574), (31, 23230988), (44, 16367287), (62, 11615494), (124, 5807747), (181, 3978788), (341, 2111908), (362, 1989394), (682, 1055954), (724, 994697), (1364, 527977), (1991, 361708), (2917, 246884), (3982, 180854), (5611, 128348), (5834, 123442), (7964, 90427), (11222, 64174), (11668, 61721), (22444, 32087)]