28471400

素因数分解:

$2^3\times 5^2\times {\mathrm{142357}}^1$

素因数の和:142373

約数の個数: 24

約数和(自身を含む): 66196470

約数和(自身を除く): 37725070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 142357, 284714, 569428, 711785, 1138856, 1423570, 2847140, 3558925, 5694280, 7117850, 14235700, 28471400]

約数ペア:

[(1, 28471400), (2, 14235700), (4, 7117850), (5, 5694280), (8, 3558925), (10, 2847140), (20, 1423570), (25, 1138856), (40, 711785), (50, 569428), (100, 284714), (200, 142357)]