8222320

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1393

約数の個数: 40

約数和(自身を含む): 19373760

約数和(自身を除く): 11151440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1301, 1580, 2602, 3160, 5204, 6320, 6505, 10408, 13010, 20816, 26020, 52040, 102779, 104080, 205558, 411116, 513895, 822232, 1027790, 1644464, 2055580, 4111160, 8222320]

約数ペア:

[(1, 8222320), (2, 4111160), (4, 2055580), (5, 1644464), (8, 1027790), (10, 822232), (16, 513895), (20, 411116), (40, 205558), (79, 104080), (80, 102779), (158, 52040), (316, 26020), (395, 20816), (632, 13010), (790, 10408), (1264, 6505), (1301, 6320), (1580, 5204), (2602, 3160)]