20735090

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5471}}^1$

素因数の和:5857

約数の個数: 16

約数和(自身を含む): 37428480

約数和(自身を除く): 16693390

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 5471, 10942, 27355, 54710, 2073509, 4147018, 10367545, 20735090]

約数ペア:

[(1, 20735090), (2, 10367545), (5, 4147018), (10, 2073509), (379, 54710), (758, 27355), (1895, 10942), (3790, 5471)]