18604140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 52466400

約数和(自身を除く): 33862260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2081, 2235, 2980, 4162, 4470, 6243, 8324, 8940, 10405, 12486, 20810, 24972, 31215, 41620, 62430, 124860, 310069, 620138, 930207, 1240276, 1550345, 1860414, 3100690, 3720828, 4651035, 6201380, 9302070, 18604140]

約数ペア:

[(1, 18604140), (2, 9302070), (3, 6201380), (4, 4651035), (5, 3720828), (6, 3100690), (10, 1860414), (12, 1550345), (15, 1240276), (20, 930207), (30, 620138), (60, 310069), (149, 124860), (298, 62430), (447, 41620), (596, 31215), (745, 24972), (894, 20810), (1490, 12486), (1788, 10405), (2081, 8940), (2235, 8324), (2980, 6243), (4162, 4470)]