40653890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{57259}}^1$

素因数の和:57337

約数の個数: 16

約数和(自身を含む): 74208960

約数和(自身を除く): 33555070

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 57259, 114518, 286295, 572590, 4065389, 8130778, 20326945, 40653890]

約数ペア:

[(1, 40653890), (2, 20326945), (5, 8130778), (10, 4065389), (71, 572590), (142, 286295), (355, 114518), (710, 57259)]