201774820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{776057}}^1$

素因数の和:776079

約数の個数: 24

約数和(自身を含む): 456322104

約数和(自身を除く): 254547284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 776057, 1552114, 3104228, 3880285, 7760570, 10088741, 15521140, 20177482, 40354964, 50443705, 100887410, 201774820]

約数ペア:

[(1, 201774820), (2, 100887410), (4, 50443705), (5, 40354964), (10, 20177482), (13, 15521140), (20, 10088741), (26, 7760570), (52, 3880285), (65, 3104228), (130, 1552114), (260, 776057)]