201949840

素因数分解:

$2^4\times 5^1\times {\mathrm{2524373}}^1$

素因数の和:2524386

約数の個数: 20

約数和(自身を含む): 469533564

約数和(自身を除く): 267583724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2524373, 5048746, 10097492, 12621865, 20194984, 25243730, 40389968, 50487460, 100974920, 201949840]

約数ペア:

[(1, 201949840), (2, 100974920), (4, 50487460), (5, 40389968), (8, 25243730), (10, 20194984), (16, 12621865), (20, 10097492), (40, 5048746), (80, 2524373)]