304828940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{31687}}^1$

素因数の和:31746

約数の個数: 48

約数和(自身を含む): 708036672

約数和(自身を除く): 403207732

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, 31687, 63374, 126748, 158435, 316870, 411931, 633740, 823862, 1172419, 1647724, 2059655, 2344838, 4119310, 4689676, 5862095, 8238620, 11724190, 15241447, 23448380, 30482894, 60965788, 76207235, 152414470, 304828940]

約数ペア:

[(1, 304828940), (2, 152414470), (4, 76207235), (5, 60965788), (10, 30482894), (13, 23448380), (20, 15241447), (26, 11724190), (37, 8238620), (52, 5862095), (65, 4689676), (74, 4119310), (130, 2344838), (148, 2059655), (185, 1647724), (260, 1172419), (370, 823862), (481, 633740), (740, 411931), (962, 316870), (1924, 158435), (2405, 126748), (4810, 63374), (9620, 31687)]