20120605420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1196231}}^1$

素因数の和:1196298

約数の個数: 36

約数和(自身を含む): 43760559024

約数和(自身を除く): 23639953604

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 1196231, 2392462, 4784924, 5981155, 11962310, 23924620, 34690699, 69381398, 138762796, 173453495, 346906990, 693813980, 1006030271, 2012060542, 4024121084, 5030151355, 10060302710, 20120605420]

約数ペア:

[(1, 20120605420), (2, 10060302710), (4, 5030151355), (5, 4024121084), (10, 2012060542), (20, 1006030271), (29, 693813980), (58, 346906990), (116, 173453495), (145, 138762796), (290, 69381398), (580, 34690699), (841, 23924620), (1682, 11962310), (3364, 5981155), (4205, 4784924), (8410, 2392462), (16820, 1196231)]