38204020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 83664000

約数和(自身を除く): 45459980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 199, 290, 331, 398, 580, 662, 796, 995, 1324, 1655, 1990, 3310, 3980, 5771, 6620, 9599, 11542, 19198, 23084, 28855, 38396, 47995, 57710, 65869, 95990, 115420, 131738, 191980, 263476, 329345, 658690, 1317380, 1910201, 3820402, 7640804, 9551005, 19102010, 38204020]

約数ペア:

[(1, 38204020), (2, 19102010), (4, 9551005), (5, 7640804), (10, 3820402), (20, 1910201), (29, 1317380), (58, 658690), (116, 329345), (145, 263476), (199, 191980), (290, 131738), (331, 115420), (398, 95990), (580, 65869), (662, 57710), (796, 47995), (995, 38396), (1324, 28855), (1655, 23084), (1990, 19198), (3310, 11542), (3980, 9599), (5771, 6620)]