40894090

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{39703}}^1$

素因数の和:39813

約数の個数: 16

約数和(自身を含む): 74325888

約数和(自身を除く): 33431798

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 39703, 79406, 198515, 397030, 4089409, 8178818, 20447045, 40894090]

約数ペア:

[(1, 40894090), (2, 20447045), (5, 8178818), (10, 4089409), (103, 397030), (206, 198515), (515, 79406), (1030, 39703)]