22420390

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2309}}^1$

素因数の和:3287

約数の個数: 16

約数和(自身を含む): 40415760

約数和(自身を除く): 17995370

約数列:

[1, 2, 5, 10, 971, 1942, 2309, 4618, 4855, 9710, 11545, 23090, 2242039, 4484078, 11210195, 22420390]

約数ペア:

[(1, 22420390), (2, 11210195), (5, 4484078), (10, 2242039), (971, 23090), (1942, 11545), (2309, 9710), (4618, 4855)]