202014580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{919}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 440496000

約数和(自身を除く): 238481420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 379, 580, 758, 919, 1516, 1838, 1895, 3676, 3790, 4595, 7580, 9190, 10991, 18380, 21982, 26651, 43964, 53302, 54955, 106604, 109910, 133255, 219820, 266510, 348301, 533020, 696602, 1393204, 1741505, 3483010, 6966020, 10100729, 20201458, 40402916, 50503645, 101007290, 202014580]

約数ペア:

[(1, 202014580), (2, 101007290), (4, 50503645), (5, 40402916), (10, 20201458), (20, 10100729), (29, 6966020), (58, 3483010), (116, 1741505), (145, 1393204), (290, 696602), (379, 533020), (580, 348301), (758, 266510), (919, 219820), (1516, 133255), (1838, 109910), (1895, 106604), (3676, 54955), (3790, 53302), (4595, 43964), (7580, 26651), (9190, 21982), (10991, 18380)]