823643570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{18749}}^1$

素因数の和:18970

約数の個数: 32

約数和(自身を含む): 1555200000

約数和(自身を除く): 731556430

約数列:

[1, 2, 5, 10, 23, 46, 115, 191, 230, 382, 955, 1910, 4393, 8786, 18749, 21965, 37498, 43930, 93745, 187490, 431227, 862454, 2156135, 3581059, 4312270, 7162118, 17905295, 35810590, 82364357, 164728714, 411821785, 823643570]

約数ペア:

[(1, 823643570), (2, 411821785), (5, 164728714), (10, 82364357), (23, 35810590), (46, 17905295), (115, 7162118), (191, 4312270), (230, 3581059), (382, 2156135), (955, 862454), (1910, 431227), (4393, 187490), (8786, 93745), (18749, 43930), (21965, 37498)]