247788220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{29569}}^1$

素因数の和:29997

約数の個数: 24

約数和(自身を含む): 521614800

約数和(自身を除く): 273826580

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 29569, 59138, 118276, 147845, 295690, 591380, 12389411, 24778822, 49557644, 61947055, 123894110, 247788220]

約数ペア:

[(1, 247788220), (2, 123894110), (4, 61947055), (5, 49557644), (10, 24778822), (20, 12389411), (419, 591380), (838, 295690), (1676, 147845), (2095, 118276), (4190, 59138), (8380, 29569)]