571673780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 1215998784

約数和(自身を除く): 644325004

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 443, 452, 565, 571, 886, 1130, 1142, 1772, 2215, 2260, 2284, 2855, 4430, 5710, 8860, 11420, 50059, 64523, 100118, 129046, 200236, 250295, 252953, 258092, 322615, 500590, 505906, 645230, 1001180, 1011812, 1264765, 1290460, 2529530, 5059060, 28583689, 57167378, 114334756, 142918445, 285836890, 571673780]

約数ペア:

[(1, 571673780), (2, 285836890), (4, 142918445), (5, 114334756), (10, 57167378), (20, 28583689), (113, 5059060), (226, 2529530), (443, 1290460), (452, 1264765), (565, 1011812), (571, 1001180), (886, 645230), (1130, 505906), (1142, 500590), (1772, 322615), (2215, 258092), (2260, 252953), (2284, 250295), (2855, 200236), (4430, 129046), (5710, 100118), (8860, 64523), (11420, 50059)]