8889648020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{169069}}^1$

素因数の和:169328

約数の個数: 48

約数和(自身を含む): 20450707200

約数和(自身を除く): 11561059180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 2390, 2629, 4780, 5258, 10516, 13145, 26290, 52580, 169069, 338138, 676276, 845345, 1690690, 1859759, 3381380, 3719518, 7439036, 9298795, 18597590, 37195180, 40407491, 80814982, 161629964, 202037455, 404074910, 444482401, 808149820, 888964802, 1777929604, 2222412005, 4444824010, 8889648020]

約数ペア:

[(1, 8889648020), (2, 4444824010), (4, 2222412005), (5, 1777929604), (10, 888964802), (11, 808149820), (20, 444482401), (22, 404074910), (44, 202037455), (55, 161629964), (110, 80814982), (220, 40407491), (239, 37195180), (478, 18597590), (956, 9298795), (1195, 7439036), (2390, 3719518), (2629, 3381380), (4780, 1859759), (5258, 1690690), (10516, 845345), (13145, 676276), (26290, 338138), (52580, 169069)]