2590809980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{619811}}^1$

素因数の和:619850

約数の個数: 48

約数和(自身を含む): 6247704960

約数和(自身を除く): 3656894980

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, 619811, 1239622, 2479244, 3099055, 6198110, 6817921, 11776409, 12396220, 13635842, 23552818, 27271684, 34089605, 47105636, 58882045, 68179210, 117764090, 129540499, 136358420, 235528180, 259080998, 518161996, 647702495, 1295404990, 2590809980]

約数ペア:

[(1, 2590809980), (2, 1295404990), (4, 647702495), (5, 518161996), (10, 259080998), (11, 235528180), (19, 136358420), (20, 129540499), (22, 117764090), (38, 68179210), (44, 58882045), (55, 47105636), (76, 34089605), (95, 27271684), (110, 23552818), (190, 13635842), (209, 12396220), (220, 11776409), (380, 6817921), (418, 6198110), (836, 3099055), (1045, 2479244), (2090, 1239622), (4180, 619811)]