20176572260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77602201}}^1$

素因数の和:77602223

約数の個数: 24

約数和(自身を含む): 45630094776

約数和(自身を除く): 25453522516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77602201, 155204402, 310408804, 388011005, 776022010, 1008828613, 1552044020, 2017657226, 4035314452, 5044143065, 10088286130, 20176572260]

約数ペア:

[(1, 20176572260), (2, 10088286130), (4, 5044143065), (5, 4035314452), (10, 2017657226), (13, 1552044020), (20, 1008828613), (26, 776022010), (52, 388011005), (65, 310408804), (130, 155204402), (260, 77602201)]