458889220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1\times {\mathrm{857}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 989836848

約数和(自身を除く): 530947628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 653, 820, 857, 1306, 1714, 2612, 3265, 3428, 4285, 6530, 8570, 13060, 17140, 26773, 35137, 53546, 70274, 107092, 133865, 140548, 175685, 267730, 351370, 535460, 559621, 702740, 1119242, 2238484, 2798105, 5596210, 11192420, 22944461, 45888922, 91777844, 114722305, 229444610, 458889220]

約数ペア:

[(1, 458889220), (2, 229444610), (4, 114722305), (5, 91777844), (10, 45888922), (20, 22944461), (41, 11192420), (82, 5596210), (164, 2798105), (205, 2238484), (410, 1119242), (653, 702740), (820, 559621), (857, 535460), (1306, 351370), (1714, 267730), (2612, 175685), (3265, 140548), (3428, 133865), (4285, 107092), (6530, 70274), (8570, 53546), (13060, 35137), (17140, 26773)]