304991390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{14827}}^1$

素因数の和:14873

約数の個数: 48

約数和(自身を含む): 638968176

約数和(自身を除く): 333976786

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1870, 2057, 4114, 10285, 14827, 20570, 29654, 74135, 148270, 163097, 252059, 326194, 504118, 815485, 1260295, 1630970, 1794067, 2520590, 2772649, 3588134, 5545298, 8970335, 13863245, 17940670, 27726490, 30499139, 60998278, 152495695, 304991390]

約数ペア:

[(1, 304991390), (2, 152495695), (5, 60998278), (10, 30499139), (11, 27726490), (17, 17940670), (22, 13863245), (34, 8970335), (55, 5545298), (85, 3588134), (110, 2772649), (121, 2520590), (170, 1794067), (187, 1630970), (242, 1260295), (374, 815485), (605, 504118), (935, 326194), (1210, 252059), (1870, 163097), (2057, 148270), (4114, 74135), (10285, 29654), (14827, 20570)]