17309840

素因数分解:

$2^4\times 5^1\times {\mathrm{216373}}^1$

素因数の和:216386

約数の個数: 20

約数和(自身を含む): 40245564

約数和(自身を除く): 22935724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 216373, 432746, 865492, 1081865, 1730984, 2163730, 3461968, 4327460, 8654920, 17309840]

約数ペア:

[(1, 17309840), (2, 8654920), (4, 4327460), (5, 3461968), (8, 2163730), (10, 1730984), (16, 1081865), (20, 865492), (40, 432746), (80, 216373)]