18405160

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2027}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 41614560

約数和(自身を除く): 23209400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2027, 2270, 4054, 4540, 8108, 9080, 10135, 16216, 20270, 40540, 81080, 460129, 920258, 1840516, 2300645, 3681032, 4601290, 9202580, 18405160]

約数ペア:

[(1, 18405160), (2, 9202580), (4, 4601290), (5, 3681032), (8, 2300645), (10, 1840516), (20, 920258), (40, 460129), (227, 81080), (454, 40540), (908, 20270), (1135, 16216), (1816, 10135), (2027, 9080), (2270, 8108), (4054, 4540)]