231318820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{13591}}^1$

素因数の和:13660

約数の個数: 48

約数和(自身を含む): 520627968

約数和(自身を除く): 289309148

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 13591, 17020, 27182, 54364, 67955, 135910, 271820, 312593, 502867, 625186, 1005734, 1250372, 1562965, 2011468, 2514335, 3125930, 5028670, 6251860, 10057340, 11565941, 23131882, 46263764, 57829705, 115659410, 231318820]

約数ペア:

[(1, 231318820), (2, 115659410), (4, 57829705), (5, 46263764), (10, 23131882), (20, 11565941), (23, 10057340), (37, 6251860), (46, 5028670), (74, 3125930), (92, 2514335), (115, 2011468), (148, 1562965), (185, 1250372), (230, 1005734), (370, 625186), (460, 502867), (740, 312593), (851, 271820), (1702, 135910), (3404, 67955), (4255, 54364), (8510, 27182), (13591, 17020)]