42109880

素因数分解:

$2^3\times 5^1\times {\mathrm{1052747}}^1$

素因数の和:1052758

約数の個数: 16

約数和(自身を含む): 94747320

約数和(自身を除く): 52637440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1052747, 2105494, 4210988, 5263735, 8421976, 10527470, 21054940, 42109880]

約数ペア:

[(1, 42109880), (2, 21054940), (4, 10527470), (5, 8421976), (8, 5263735), (10, 4210988), (20, 2105494), (40, 1052747)]