1900485740

素因数分解:

$2^2\times 5^1\times {\mathrm{95024287}}^1$

素因数の和:95024296

約数の個数: 12

約数和(自身を含む): 3991020096

約数和(自身を除く): 2090534356

約数列:

[1, 2, 4, 5, 10, 20, 95024287, 190048574, 380097148, 475121435, 950242870, 1900485740]

約数ペア:

[(1, 1900485740), (2, 950242870), (4, 475121435), (5, 380097148), (10, 190048574), (20, 95024287)]