349907960

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{23081}}^1$

素因数の和:23471

約数の個数: 32

約数和(自身を含む): 789404400

約数和(自身を除く): 439496440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 15160, 23081, 46162, 92324, 115405, 184648, 230810, 461620, 923240, 8747699, 17495398, 34990796, 43738495, 69981592, 87476990, 174953980, 349907960]

約数ペア:

[(1, 349907960), (2, 174953980), (4, 87476990), (5, 69981592), (8, 43738495), (10, 34990796), (20, 17495398), (40, 8747699), (379, 923240), (758, 461620), (1516, 230810), (1895, 184648), (3032, 115405), (3790, 92324), (7580, 46162), (15160, 23081)]