22020560

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 51399240

約数和(自身を除く): 29378680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 673, 818, 1346, 1636, 2045, 2692, 3272, 3365, 4090, 5384, 6544, 6730, 8180, 10768, 13460, 16360, 26920, 32720, 53840, 275257, 550514, 1101028, 1376285, 2202056, 2752570, 4404112, 5505140, 11010280, 22020560]

約数ペア:

[(1, 22020560), (2, 11010280), (4, 5505140), (5, 4404112), (8, 2752570), (10, 2202056), (16, 1376285), (20, 1101028), (40, 550514), (80, 275257), (409, 53840), (673, 32720), (818, 26920), (1346, 16360), (1636, 13460), (2045, 10768), (2692, 8180), (3272, 6730), (3365, 6544), (4090, 5384)]