20120204428

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{797}}^1\times {\mathrm{79889}}^1$

素因数の和:80769

約数の個数: 24

約数和(自身を含む): 35701243200

約数和(自身を除く): 15581038772

約数列:

[1, 2, 4, 79, 158, 316, 797, 1594, 3188, 62963, 79889, 125926, 159778, 251852, 319556, 6311231, 12622462, 25244924, 63671533, 127343066, 254686132, 5030051107, 10060102214, 20120204428]

約数ペア:

[(1, 20120204428), (2, 10060102214), (4, 5030051107), (79, 254686132), (158, 127343066), (316, 63671533), (797, 25244924), (1594, 12622462), (3188, 6311231), (62963, 319556), (79889, 251852), (125926, 159778)]