122207920

素因数分解:

$2^4\times 5^1\times {\mathrm{1527599}}^1$

素因数の和:1527612

約数の個数: 20

約数和(自身を含む): 284133600

約数和(自身を除く): 161925680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1527599, 3055198, 6110396, 7637995, 12220792, 15275990, 24441584, 30551980, 61103960, 122207920]

約数ペア:

[(1, 122207920), (2, 61103960), (4, 30551980), (5, 24441584), (8, 15275990), (10, 12220792), (16, 7637995), (20, 6110396), (40, 3055198), (80, 1527599)]