180147240020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{818851091}}^1$

素因数の和:818851111

約数の個数: 24

約数和(自身を含む): 412700950368

約数和(自身を除く): 232553710348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 818851091, 1637702182, 3275404364, 4094255455, 8188510910, 9007362001, 16377021820, 18014724002, 36029448004, 45036810005, 90073620010, 180147240020]

約数ペア:

[(1, 180147240020), (2, 90073620010), (4, 45036810005), (5, 36029448004), (10, 18014724002), (11, 16377021820), (20, 9007362001), (22, 8188510910), (44, 4094255455), (55, 3275404364), (110, 1637702182), (220, 818851091)]