20105060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 43953840

約数和(自身を除く): 23848780

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 269, 370, 404, 505, 538, 740, 1010, 1076, 1345, 2020, 2690, 3737, 5380, 7474, 9953, 14948, 18685, 19906, 27169, 37370, 39812, 49765, 54338, 74740, 99530, 108676, 135845, 199060, 271690, 543380, 1005253, 2010506, 4021012, 5026265, 10052530, 20105060]

約数ペア:

[(1, 20105060), (2, 10052530), (4, 5026265), (5, 4021012), (10, 2010506), (20, 1005253), (37, 543380), (74, 271690), (101, 199060), (148, 135845), (185, 108676), (202, 99530), (269, 74740), (370, 54338), (404, 49765), (505, 39812), (538, 37370), (740, 27169), (1010, 19906), (1076, 18685), (1345, 14948), (2020, 9953), (2690, 7474), (3737, 5380)]