511880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 1175040

約数和(自身を除く): 663160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 191, 268, 335, 382, 536, 670, 764, 955, 1340, 1528, 1910, 2680, 3820, 7640, 12797, 25594, 51188, 63985, 102376, 127970, 255940, 511880]

約数ペア:

[(1, 511880), (2, 255940), (4, 127970), (5, 102376), (8, 63985), (10, 51188), (20, 25594), (40, 12797), (67, 7640), (134, 3820), (191, 2680), (268, 1910), (335, 1528), (382, 1340), (536, 955), (670, 764)]