387670840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{334199}}^1$

素因数の和:334239

約数の個数: 32

約数和(自身を含む): 902340000

約数和(自身を除く): 514669160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 334199, 668398, 1336796, 1670995, 2673592, 3341990, 6683980, 9691771, 13367960, 19383542, 38767084, 48458855, 77534168, 96917710, 193835420, 387670840]

約数ペア:

[(1, 387670840), (2, 193835420), (4, 96917710), (5, 77534168), (8, 48458855), (10, 38767084), (20, 19383542), (29, 13367960), (40, 9691771), (58, 6683980), (116, 3341990), (145, 2673592), (232, 1670995), (290, 1336796), (580, 668398), (1160, 334199)]