20652010

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5309}}^1$

素因数の和:5705

約数の個数: 16

約数和(自身を含む): 37276200

約数和(自身を除く): 16624190

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 5309, 10618, 26545, 53090, 2065201, 4130402, 10326005, 20652010]

約数ペア:

[(1, 20652010), (2, 10326005), (5, 4130402), (10, 2065201), (389, 53090), (778, 26545), (1945, 10618), (3890, 5309)]