18860760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52391}}^1$

素因数の和:52408

約数の個数: 48

約数和(自身を含む): 61298640

約数和(自身を除く): 42437880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52391, 104782, 157173, 209564, 261955, 314346, 419128, 471519, 523910, 628692, 785865, 943038, 1047820, 1257384, 1571730, 1886076, 2095640, 2357595, 3143460, 3772152, 4715190, 6286920, 9430380, 18860760]

約数ペア:

[(1, 18860760), (2, 9430380), (3, 6286920), (4, 4715190), (5, 3772152), (6, 3143460), (8, 2357595), (9, 2095640), (10, 1886076), (12, 1571730), (15, 1257384), (18, 1047820), (20, 943038), (24, 785865), (30, 628692), (36, 523910), (40, 471519), (45, 419128), (60, 314346), (72, 261955), (90, 209564), (120, 157173), (180, 104782), (360, 52391)]