18316040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14771}}^1$

素因数の和:14813

約数の個数: 32

約数和(自身を含む): 42543360

約数和(自身を除く): 24227320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 14771, 29542, 59084, 73855, 118168, 147710, 295420, 457901, 590840, 915802, 1831604, 2289505, 3663208, 4579010, 9158020, 18316040]

約数ペア:

[(1, 18316040), (2, 9158020), (4, 4579010), (5, 3663208), (8, 2289505), (10, 1831604), (20, 915802), (31, 590840), (40, 457901), (62, 295420), (124, 147710), (155, 118168), (248, 73855), (310, 59084), (620, 29542), (1240, 14771)]