20143100

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1283}}^1$

素因数の和:1454

約数の個数: 36

約数和(自身を含む): 44023224

約数和(自身を除く): 23880124

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1283, 1570, 2566, 3140, 3925, 5132, 6415, 7850, 12830, 15700, 25660, 32075, 64150, 128300, 201431, 402862, 805724, 1007155, 2014310, 4028620, 5035775, 10071550, 20143100]

約数ペア:

[(1, 20143100), (2, 10071550), (4, 5035775), (5, 4028620), (10, 2014310), (20, 1007155), (25, 805724), (50, 402862), (100, 201431), (157, 128300), (314, 64150), (628, 32075), (785, 25660), (1283, 15700), (1570, 12830), (2566, 7850), (3140, 6415), (3925, 5132)]