20147800945

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1\times {\mathrm{45179}}^1$

素因数の和:46392

約数の個数: 16

約数和(自身を含む): 24505632000

約数和(自身を除く): 4357831055

約数列:

[1, 5, 79, 395, 1129, 5645, 45179, 89191, 225895, 445955, 3569141, 17845705, 51007091, 255035455, 4029560189, 20147800945]

約数ペア:

[(1, 20147800945), (5, 4029560189), (79, 255035455), (395, 51007091), (1129, 17845705), (5645, 3569141), (45179, 445955), (89191, 225895)]