18785160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52181}}^1$

素因数の和:52198

約数の個数: 48

約数和(自身を含む): 61052940

約数和(自身を除く): 42267780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52181, 104362, 156543, 208724, 260905, 313086, 417448, 469629, 521810, 626172, 782715, 939258, 1043620, 1252344, 1565430, 1878516, 2087240, 2348145, 3130860, 3757032, 4696290, 6261720, 9392580, 18785160]

約数ペア:

[(1, 18785160), (2, 9392580), (3, 6261720), (4, 4696290), (5, 3757032), (6, 3130860), (8, 2348145), (9, 2087240), (10, 1878516), (12, 1565430), (15, 1252344), (18, 1043620), (20, 939258), (24, 782715), (30, 626172), (36, 521810), (40, 469629), (45, 417448), (60, 313086), (72, 260905), (90, 208724), (120, 156543), (180, 104362), (360, 52181)]