11142020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17971}}^1$

素因数の和:18011

約数の個数: 24

約数和(自身を含む): 24154368

約数和(自身を除く): 13012348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 17971, 35942, 71884, 89855, 179710, 359420, 557101, 1114202, 2228404, 2785505, 5571010, 11142020]

約数ペア:

[(1, 11142020), (2, 5571010), (4, 2785505), (5, 2228404), (10, 1114202), (20, 557101), (31, 359420), (62, 179710), (124, 89855), (155, 71884), (310, 35942), (620, 17971)]