306536620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4933}}^1$

素因数の和:5194

約数の個数: 48

約数和(自身を含む): 696286080

約数和(自身を除く): 389749460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 2390, 3107, 4780, 4933, 6214, 9866, 12428, 15535, 19732, 24665, 31070, 49330, 62140, 64129, 98660, 128258, 256516, 320645, 641290, 1178987, 1282580, 2357974, 4715948, 5894935, 11789870, 15326831, 23579740, 30653662, 61307324, 76634155, 153268310, 306536620]

約数ペア:

[(1, 306536620), (2, 153268310), (4, 76634155), (5, 61307324), (10, 30653662), (13, 23579740), (20, 15326831), (26, 11789870), (52, 5894935), (65, 4715948), (130, 2357974), (239, 1282580), (260, 1178987), (478, 641290), (956, 320645), (1195, 256516), (2390, 128258), (3107, 98660), (4780, 64129), (4933, 62140), (6214, 49330), (9866, 31070), (12428, 24665), (15535, 19732)]