40143260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37871}}^1$

素因数の和:37933

約数の個数: 24

約数和(自身を含む): 85893696

約数和(自身を除く): 45750436

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 37871, 75742, 151484, 189355, 378710, 757420, 2007163, 4014326, 8028652, 10035815, 20071630, 40143260]

約数ペア:

[(1, 40143260), (2, 20071630), (4, 10035815), (5, 8028652), (10, 4014326), (20, 2007163), (53, 757420), (106, 378710), (212, 189355), (265, 151484), (530, 75742), (1060, 37871)]