1290124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 2494800

約数和(自身を除く): 1204676

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 269, 436, 538, 1076, 1199, 2398, 2959, 4796, 5918, 11836, 29321, 58642, 117284, 322531, 645062, 1290124]

約数ペア:

[(1, 1290124), (2, 645062), (4, 322531), (11, 117284), (22, 58642), (44, 29321), (109, 11836), (218, 5918), (269, 4796), (436, 2959), (538, 2398), (1076, 1199)]