20012940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37061}}^1$

素因数の和:37079

約数の個数: 48

約数和(自身を含む): 62264160

約数和(自身を除く): 42251220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37061, 74122, 111183, 148244, 185305, 222366, 333549, 370610, 444732, 555915, 667098, 741220, 1000647, 1111830, 1334196, 1667745, 2001294, 2223660, 3335490, 4002588, 5003235, 6670980, 10006470, 20012940]

約数ペア:

[(1, 20012940), (2, 10006470), (3, 6670980), (4, 5003235), (5, 4002588), (6, 3335490), (9, 2223660), (10, 2001294), (12, 1667745), (15, 1334196), (18, 1111830), (20, 1000647), (27, 741220), (30, 667098), (36, 555915), (45, 444732), (54, 370610), (60, 333549), (90, 222366), (108, 185305), (135, 148244), (180, 111183), (270, 74122), (540, 37061)]