42179990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 78208416

約数和(自身を除く): 36028426

約数列:

[1, 2, 5, 10, 43, 86, 215, 233, 421, 430, 466, 842, 1165, 2105, 2330, 4210, 10019, 18103, 20038, 36206, 50095, 90515, 98093, 100190, 181030, 196186, 490465, 980930, 4217999, 8435998, 21089995, 42179990]

約数ペア:

[(1, 42179990), (2, 21089995), (5, 8435998), (10, 4217999), (43, 980930), (86, 490465), (215, 196186), (233, 181030), (421, 100190), (430, 98093), (466, 90515), (842, 50095), (1165, 36206), (2105, 20038), (2330, 18103), (4210, 10019)]