2498631460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{259733}}^1$

素因数の和:259792

約数の個数: 48

約数和(自身を含む): 5803496496

約数和(自身を除く): 3304865036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 259733, 519466, 1038932, 1298665, 2597330, 3376529, 5194660, 6753058, 9610121, 13506116, 16882645, 19220242, 33765290, 38440484, 48050605, 67530580, 96101210, 124931573, 192202420, 249863146, 499726292, 624657865, 1249315730, 2498631460]

約数ペア:

[(1, 2498631460), (2, 1249315730), (4, 624657865), (5, 499726292), (10, 249863146), (13, 192202420), (20, 124931573), (26, 96101210), (37, 67530580), (52, 48050605), (65, 38440484), (74, 33765290), (130, 19220242), (148, 16882645), (185, 13506116), (260, 9610121), (370, 6753058), (481, 5194660), (740, 3376529), (962, 2597330), (1924, 1298665), (2405, 1038932), (4810, 519466), (9620, 259733)]