2011994920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{168227}}^1$

素因数の和:168274

約数の個数: 64

約数和(自身を含む): 5087214720

約数和(自身を除く): 3075219800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 11960, 168227, 336454, 672908, 841135, 1345816, 1682270, 2186951, 3364540, 3869221, 4373902, 6729080, 7738442, 8747804, 10934755, 15476884, 17495608, 19346105, 21869510, 30953768, 38692210, 43739020, 50299873, 77384420, 87478040, 100599746, 154768840, 201199492, 251499365, 402398984, 502998730, 1005997460, 2011994920]

約数ペア:

[(1, 2011994920), (2, 1005997460), (4, 502998730), (5, 402398984), (8, 251499365), (10, 201199492), (13, 154768840), (20, 100599746), (23, 87478040), (26, 77384420), (40, 50299873), (46, 43739020), (52, 38692210), (65, 30953768), (92, 21869510), (104, 19346105), (115, 17495608), (130, 15476884), (184, 10934755), (230, 8747804), (260, 7738442), (299, 6729080), (460, 4373902), (520, 3869221), (598, 3364540), (920, 2186951), (1196, 1682270), (1495, 1345816), (2392, 841135), (2990, 672908), (5980, 336454), (11960, 168227)]