17220490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 21659510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 499, 595, 986, 998, 1015, 1190, 2030, 2465, 2495, 3451, 3493, 4930, 4990, 6902, 6986, 8483, 14471, 16966, 17255, 17465, 28942, 34510, 34930, 42415, 59381, 72355, 84830, 101297, 118762, 144710, 202594, 246007, 296905, 492014, 506485, 593810, 1012970, 1230035, 1722049, 2460070, 3444098, 8610245, 17220490]

約数ペア:

[(1, 17220490), (2, 8610245), (5, 3444098), (7, 2460070), (10, 1722049), (14, 1230035), (17, 1012970), (29, 593810), (34, 506485), (35, 492014), (58, 296905), (70, 246007), (85, 202594), (119, 144710), (145, 118762), (170, 101297), (203, 84830), (238, 72355), (290, 59381), (406, 42415), (493, 34930), (499, 34510), (595, 28942), (986, 17465), (998, 17255), (1015, 16966), (1190, 14471), (2030, 8483), (2465, 6986), (2495, 6902), (3451, 4990), (3493, 4930)]