15156920

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2269}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 34322400

約数和(自身を除く): 19165480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 2269, 3340, 4538, 6680, 9076, 11345, 18152, 22690, 45380, 90760, 378923, 757846, 1515692, 1894615, 3031384, 3789230, 7578460, 15156920]

約数ペア:

[(1, 15156920), (2, 7578460), (4, 3789230), (5, 3031384), (8, 1894615), (10, 1515692), (20, 757846), (40, 378923), (167, 90760), (334, 45380), (668, 22690), (835, 18152), (1336, 11345), (1670, 9076), (2269, 6680), (3340, 4538)]