129690010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1801}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 246513600

約数和(自身を除く): 116823590

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 379, 758, 1801, 1895, 3602, 3790, 7201, 9005, 14402, 18010, 34219, 36005, 68438, 72010, 171095, 342190, 682579, 1365158, 3412895, 6825790, 12969001, 25938002, 64845005, 129690010]

約数ペア:

[(1, 129690010), (2, 64845005), (5, 25938002), (10, 12969001), (19, 6825790), (38, 3412895), (95, 1365158), (190, 682579), (379, 342190), (758, 171095), (1801, 72010), (1895, 68438), (3602, 36005), (3790, 34219), (7201, 18010), (9005, 14402)]