17220070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 36492768

約数和(自身を除く): 19272698

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 113, 226, 245, 311, 490, 565, 622, 791, 1130, 1555, 1582, 2177, 3110, 3955, 4354, 5537, 7910, 10885, 11074, 15239, 21770, 27685, 30478, 35143, 55370, 70286, 76195, 152390, 175715, 246001, 351430, 492002, 1230005, 1722007, 2460010, 3444014, 8610035, 17220070]

約数ペア:

[(1, 17220070), (2, 8610035), (5, 3444014), (7, 2460010), (10, 1722007), (14, 1230005), (35, 492002), (49, 351430), (70, 246001), (98, 175715), (113, 152390), (226, 76195), (245, 70286), (311, 55370), (490, 35143), (565, 30478), (622, 27685), (791, 21770), (1130, 15239), (1555, 11074), (1582, 10885), (2177, 7910), (3110, 5537), (3955, 4354)]