7627340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 19171152

約数和(自身を除く): 11543812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 181, 196, 215, 245, 301, 362, 430, 490, 602, 724, 860, 905, 980, 1204, 1267, 1505, 1810, 2107, 2534, 3010, 3620, 4214, 5068, 6020, 6335, 7783, 8428, 8869, 10535, 12670, 15566, 17738, 21070, 25340, 31132, 35476, 38915, 42140, 44345, 54481, 77830, 88690, 108962, 155660, 177380, 217924, 272405, 381367, 544810, 762734, 1089620, 1525468, 1906835, 3813670, 7627340]

約数ペア:

[(1, 7627340), (2, 3813670), (4, 1906835), (5, 1525468), (7, 1089620), (10, 762734), (14, 544810), (20, 381367), (28, 272405), (35, 217924), (43, 177380), (49, 155660), (70, 108962), (86, 88690), (98, 77830), (140, 54481), (172, 44345), (181, 42140), (196, 38915), (215, 35476), (245, 31132), (301, 25340), (362, 21070), (430, 17738), (490, 15566), (602, 12670), (724, 10535), (860, 8869), (905, 8428), (980, 7783), (1204, 6335), (1267, 6020), (1505, 5068), (1810, 4214), (2107, 3620), (2534, 3010)]