22393520

素因数分解:

$2^4\times 5^1\times {\mathrm{279919}}^1$

素因数の和:279932

約数の個数: 20

約数和(自身を含む): 52065120

約数和(自身を除く): 29671600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279919, 559838, 1119676, 1399595, 2239352, 2799190, 4478704, 5598380, 11196760, 22393520]

約数ペア:

[(1, 22393520), (2, 11196760), (4, 5598380), (5, 4478704), (8, 2799190), (10, 2239352), (16, 1399595), (20, 1119676), (40, 559838), (80, 279919)]