42207920

素因数分解:

$2^4\times 5^1\times {\mathrm{527599}}^1$

素因数の和:527612

約数の個数: 20

約数和(自身を含む): 98133600

約数和(自身を除く): 55925680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527599, 1055198, 2110396, 2637995, 4220792, 5275990, 8441584, 10551980, 21103960, 42207920]

約数ペア:

[(1, 42207920), (2, 21103960), (4, 10551980), (5, 8441584), (8, 5275990), (10, 4220792), (16, 2637995), (20, 2110396), (40, 1055198), (80, 527599)]