291421120

素因数分解:

$2^6\times 5^1\times {\mathrm{910691}}^1$

素因数の和:910708

約数の個数: 28

約数和(自身を含む): 693947304

約数和(自身を除く): 402526184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 910691, 1821382, 3642764, 4553455, 7285528, 9106910, 14571056, 18213820, 29142112, 36427640, 58284224, 72855280, 145710560, 291421120]

約数ペア:

[(1, 291421120), (2, 145710560), (4, 72855280), (5, 58284224), (8, 36427640), (10, 29142112), (16, 18213820), (20, 14571056), (32, 9106910), (40, 7285528), (64, 4553455), (80, 3642764), (160, 1821382), (320, 910691)]