126819860

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{42557}}^1$

素因数の和:42715

約数の個数: 24

約数和(自身を含む): 268115400

約数和(自身を除く): 141295540

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 42557, 85114, 170228, 212785, 425570, 851140, 6340993, 12681986, 25363972, 31704965, 63409930, 126819860]

約数ペア:

[(1, 126819860), (2, 63409930), (4, 31704965), (5, 25363972), (10, 12681986), (20, 6340993), (149, 851140), (298, 425570), (596, 212785), (745, 170228), (1490, 85114), (2980, 42557)]