7028890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 14373576

約数和(自身を除く): 7344686

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 157, 185, 242, 314, 370, 407, 605, 785, 814, 1210, 1570, 1727, 2035, 3454, 4070, 4477, 5809, 8635, 8954, 11618, 17270, 18997, 22385, 29045, 37994, 44770, 58090, 63899, 94985, 127798, 189970, 319495, 638990, 702889, 1405778, 3514445, 7028890]

約数ペア:

[(1, 7028890), (2, 3514445), (5, 1405778), (10, 702889), (11, 638990), (22, 319495), (37, 189970), (55, 127798), (74, 94985), (110, 63899), (121, 58090), (157, 44770), (185, 37994), (242, 29045), (314, 22385), (370, 18997), (407, 17270), (605, 11618), (785, 8954), (814, 8635), (1210, 5809), (1570, 4477), (1727, 4070), (2035, 3454)]