2891054210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1\times {\mathrm{2411}}^1$

素因数の和:3431

約数の個数: 48

約数和(自身を含む): 5728133376

約数和(自身を除く): 2837079166

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 991, 1210, 1982, 2411, 4822, 4955, 9910, 10901, 12055, 21802, 24110, 26521, 53042, 54505, 109010, 119911, 132605, 239822, 265210, 291731, 583462, 599555, 1199110, 1458655, 2389301, 2917310, 4778602, 11946505, 23893010, 26282311, 52564622, 131411555, 262823110, 289105421, 578210842, 1445527105, 2891054210]

約数ペア:

[(1, 2891054210), (2, 1445527105), (5, 578210842), (10, 289105421), (11, 262823110), (22, 131411555), (55, 52564622), (110, 26282311), (121, 23893010), (242, 11946505), (605, 4778602), (991, 2917310), (1210, 2389301), (1982, 1458655), (2411, 1199110), (4822, 599555), (4955, 583462), (9910, 291731), (10901, 265210), (12055, 239822), (21802, 132605), (24110, 119911), (26521, 109010), (53042, 54505)]