20480808

素因数分解:

$2^3\times 3^1\times {\mathrm{421}}^1\times {\mathrm{2027}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 51348960

約数和(自身を除く): 30868152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 421, 842, 1263, 1684, 2027, 2526, 3368, 4054, 5052, 6081, 8108, 10104, 12162, 16216, 24324, 48648, 853367, 1706734, 2560101, 3413468, 5120202, 6826936, 10240404, 20480808]

約数ペア:

[(1, 20480808), (2, 10240404), (3, 6826936), (4, 5120202), (6, 3413468), (8, 2560101), (12, 1706734), (24, 853367), (421, 48648), (842, 24324), (1263, 16216), (1684, 12162), (2027, 10104), (2526, 8108), (3368, 6081), (4054, 5052)]