17929400

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 42024840

約数和(自身を除く): 24095440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 571, 628, 785, 1142, 1256, 1570, 2284, 2855, 3140, 3925, 4568, 5710, 6280, 7850, 11420, 14275, 15700, 22840, 28550, 31400, 57100, 89647, 114200, 179294, 358588, 448235, 717176, 896470, 1792940, 2241175, 3585880, 4482350, 8964700, 17929400]

約数ペア:

[(1, 17929400), (2, 8964700), (4, 4482350), (5, 3585880), (8, 2241175), (10, 1792940), (20, 896470), (25, 717176), (40, 448235), (50, 358588), (100, 179294), (157, 114200), (200, 89647), (314, 57100), (571, 31400), (628, 28550), (785, 22840), (1142, 15700), (1256, 14275), (1570, 11420), (2284, 7850), (2855, 6280), (3140, 5710), (3925, 4568)]