8720820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{48449}}^1$

素因数の和:48464

約数の個数: 36

約数和(自身を含む): 26453700

約数和(自身を除く): 17732880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 48449, 96898, 145347, 193796, 242245, 290694, 436041, 484490, 581388, 726735, 872082, 968980, 1453470, 1744164, 2180205, 2906940, 4360410, 8720820]

約数ペア:

[(1, 8720820), (2, 4360410), (3, 2906940), (4, 2180205), (5, 1744164), (6, 1453470), (9, 968980), (10, 872082), (12, 726735), (15, 581388), (18, 484490), (20, 436041), (30, 290694), (36, 242245), (45, 193796), (60, 145347), (90, 96898), (180, 48449)]