4228080020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1613771}}^1$

素因数の和:1613911

約数の個数: 24

約数和(自身を含む): 8946751968

約数和(自身を除く): 4718671948

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1613771, 3227542, 6455084, 8068855, 16137710, 32275420, 211404001, 422808002, 845616004, 1057020005, 2114040010, 4228080020]

約数ペア:

[(1, 4228080020), (2, 2114040010), (4, 1057020005), (5, 845616004), (10, 422808002), (20, 211404001), (131, 32275420), (262, 16137710), (524, 8068855), (655, 6455084), (1310, 3227542), (2620, 1613771)]