13406520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{111721}}^1$

素因数の和:111735

約数の個数: 32

約数和(自身を含む): 40219920

約数和(自身を除く): 26813400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 111721, 223442, 335163, 446884, 558605, 670326, 893768, 1117210, 1340652, 1675815, 2234420, 2681304, 3351630, 4468840, 6703260, 13406520]

約数ペア:

[(1, 13406520), (2, 6703260), (3, 4468840), (4, 3351630), (5, 2681304), (6, 2234420), (8, 1675815), (10, 1340652), (12, 1117210), (15, 893768), (20, 670326), (24, 558605), (30, 446884), (40, 335163), (60, 223442), (120, 111721)]