4233640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 9710280

約数和(自身を除く): 5476640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1997, 2120, 3994, 7988, 9985, 15976, 19970, 39940, 79880, 105841, 211682, 423364, 529205, 846728, 1058410, 2116820, 4233640]

約数ペア:

[(1, 4233640), (2, 2116820), (4, 1058410), (5, 846728), (8, 529205), (10, 423364), (20, 211682), (40, 105841), (53, 79880), (106, 39940), (212, 19970), (265, 15976), (424, 9985), (530, 7988), (1060, 3994), (1997, 2120)]