20220794320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3559999}}^1$

素因数の和:3560083

約数の個数: 40

約数和(自身を含む): 47675520000

約数和(自身を除く): 27454725680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 3559999, 7119998, 14239996, 17799995, 28479992, 35599990, 56959984, 71199980, 142399960, 252759929, 284799920, 505519858, 1011039716, 1263799645, 2022079432, 2527599290, 4044158864, 5055198580, 10110397160, 20220794320]

約数ペア:

[(1, 20220794320), (2, 10110397160), (4, 5055198580), (5, 4044158864), (8, 2527599290), (10, 2022079432), (16, 1263799645), (20, 1011039716), (40, 505519858), (71, 284799920), (80, 252759929), (142, 142399960), (284, 71199980), (355, 56959984), (568, 35599990), (710, 28479992), (1136, 17799995), (1420, 14239996), (2840, 7119998), (5680, 3559999)]