20023400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1889}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 47457900

約数和(自身を除く): 27434500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 1889, 2120, 2650, 3778, 5300, 7556, 9445, 10600, 15112, 18890, 37780, 47225, 75560, 94450, 100117, 188900, 200234, 377800, 400468, 500585, 800936, 1001170, 2002340, 2502925, 4004680, 5005850, 10011700, 20023400]

約数ペア:

[(1, 20023400), (2, 10011700), (4, 5005850), (5, 4004680), (8, 2502925), (10, 2002340), (20, 1001170), (25, 800936), (40, 500585), (50, 400468), (53, 377800), (100, 200234), (106, 188900), (200, 100117), (212, 94450), (265, 75560), (424, 47225), (530, 37780), (1060, 18890), (1325, 15112), (1889, 10600), (2120, 9445), (2650, 7556), (3778, 5300)]