1461087940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1\times {\mathrm{4129}}^1$

素因数の和:5512

約数の個数: 48

約数和(自身を含む): 3307535280

約数和(自身を除く): 1846447340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1361, 2722, 4129, 5444, 6805, 8258, 13610, 16516, 17693, 20645, 27220, 35386, 41290, 53677, 70772, 82580, 88465, 107354, 176930, 214708, 268385, 353860, 536770, 1073540, 5619569, 11239138, 22478276, 28097845, 56195690, 73054397, 112391380, 146108794, 292217588, 365271985, 730543970, 1461087940]

約数ペア:

[(1, 1461087940), (2, 730543970), (4, 365271985), (5, 292217588), (10, 146108794), (13, 112391380), (20, 73054397), (26, 56195690), (52, 28097845), (65, 22478276), (130, 11239138), (260, 5619569), (1361, 1073540), (2722, 536770), (4129, 353860), (5444, 268385), (6805, 214708), (8258, 176930), (13610, 107354), (16516, 88465), (17693, 82580), (20645, 70772), (27220, 53677), (35386, 41290)]