15117680

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1871}}^1$

素因数の和:1985

約数の個数: 40

約数和(自身を含む): 35515584

約数和(自身を除く): 20397904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1871, 2020, 3742, 4040, 7484, 8080, 9355, 14968, 18710, 29936, 37420, 74840, 149680, 188971, 377942, 755884, 944855, 1511768, 1889710, 3023536, 3779420, 7558840, 15117680]

約数ペア:

[(1, 15117680), (2, 7558840), (4, 3779420), (5, 3023536), (8, 1889710), (10, 1511768), (16, 944855), (20, 755884), (40, 377942), (80, 188971), (101, 149680), (202, 74840), (404, 37420), (505, 29936), (808, 18710), (1010, 14968), (1616, 9355), (1871, 8080), (2020, 7484), (3742, 4040)]