2011019930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{8641}}^1$

素因数の和:8739

約数の個数: 48

約数和(自身を含む): 3939611256

約数和(自身を除く): 1928591326

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 1369, 2738, 3145, 6290, 6845, 8641, 13690, 17282, 23273, 43205, 46546, 86410, 116365, 146897, 232730, 293794, 319717, 639434, 734485, 1468970, 1598585, 3197170, 5435189, 10870378, 11829529, 23659058, 27175945, 54351890, 59147645, 118295290, 201101993, 402203986, 1005509965, 2011019930]

約数ペア:

[(1, 2011019930), (2, 1005509965), (5, 402203986), (10, 201101993), (17, 118295290), (34, 59147645), (37, 54351890), (74, 27175945), (85, 23659058), (170, 11829529), (185, 10870378), (370, 5435189), (629, 3197170), (1258, 1598585), (1369, 1468970), (2738, 734485), (3145, 639434), (6290, 319717), (6845, 293794), (8641, 232730), (13690, 146897), (17282, 116365), (23273, 86410), (43205, 46546)]