317391580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{75931}}^1$

素因数の和:75970

約数の個数: 48

約数和(自身を含む): 765394560

約数和(自身を除く): 448002980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 75931, 151862, 303724, 379655, 759310, 835241, 1442689, 1518620, 1670482, 2885378, 3340964, 4176205, 5770756, 7213445, 8352410, 14426890, 15869579, 16704820, 28853780, 31739158, 63478316, 79347895, 158695790, 317391580]

約数ペア:

[(1, 317391580), (2, 158695790), (4, 79347895), (5, 63478316), (10, 31739158), (11, 28853780), (19, 16704820), (20, 15869579), (22, 14426890), (38, 8352410), (44, 7213445), (55, 5770756), (76, 4176205), (95, 3340964), (110, 2885378), (190, 1670482), (209, 1518620), (220, 1442689), (380, 835241), (418, 759310), (836, 379655), (1045, 303724), (2090, 151862), (4180, 75931)]