30369980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 67620000

約数和(自身を除く): 37250020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 349, 380, 458, 698, 916, 1145, 1396, 1745, 2290, 3490, 4351, 4580, 6631, 6980, 8702, 13262, 17404, 21755, 26524, 33155, 43510, 66310, 79921, 87020, 132620, 159842, 319684, 399605, 799210, 1518499, 1598420, 3036998, 6073996, 7592495, 15184990, 30369980]

約数ペア:

[(1, 30369980), (2, 15184990), (4, 7592495), (5, 6073996), (10, 3036998), (19, 1598420), (20, 1518499), (38, 799210), (76, 399605), (95, 319684), (190, 159842), (229, 132620), (349, 87020), (380, 79921), (458, 66310), (698, 43510), (916, 33155), (1145, 26524), (1396, 21755), (1745, 17404), (2290, 13262), (3490, 8702), (4351, 6980), (4580, 6631)]