27428820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26891}}^1$

素因数の和:26920

約数の個数: 48

約数和(自身を含む): 81321408

約数和(自身を除く): 53892588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 26891, 53782, 80673, 107564, 134455, 161346, 268910, 322692, 403365, 457147, 537820, 806730, 914294, 1371441, 1613460, 1828588, 2285735, 2742882, 4571470, 5485764, 6857205, 9142940, 13714410, 27428820]

約数ペア:

[(1, 27428820), (2, 13714410), (3, 9142940), (4, 6857205), (5, 5485764), (6, 4571470), (10, 2742882), (12, 2285735), (15, 1828588), (17, 1613460), (20, 1371441), (30, 914294), (34, 806730), (51, 537820), (60, 457147), (68, 403365), (85, 322692), (102, 268910), (170, 161346), (204, 134455), (255, 107564), (340, 80673), (510, 53782), (1020, 26891)]