1257632940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{295219}}^1$

素因数の和:295302

約数の個数: 48

約数和(自身を含む): 3570981120

約数和(自身を除く): 2313348180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 295219, 590438, 885657, 1180876, 1476095, 1771314, 2952190, 3542628, 4428285, 5904380, 8856570, 17713140, 20960549, 41921098, 62881647, 83842196, 104802745, 125763294, 209605490, 251526588, 314408235, 419210980, 628816470, 1257632940]

約数ペア:

[(1, 1257632940), (2, 628816470), (3, 419210980), (4, 314408235), (5, 251526588), (6, 209605490), (10, 125763294), (12, 104802745), (15, 83842196), (20, 62881647), (30, 41921098), (60, 20960549), (71, 17713140), (142, 8856570), (213, 5904380), (284, 4428285), (355, 3542628), (426, 2952190), (710, 1771314), (852, 1476095), (1065, 1180876), (1420, 885657), (2130, 590438), (4260, 295219)]