17157380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 38297280

約数和(自身を除く): 21139900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 277, 326, 380, 554, 652, 815, 1108, 1385, 1630, 2770, 3097, 3260, 5263, 5540, 6194, 10526, 12388, 15485, 21052, 26315, 30970, 45151, 52630, 61940, 90302, 105260, 180604, 225755, 451510, 857869, 903020, 1715738, 3431476, 4289345, 8578690, 17157380]

約数ペア:

[(1, 17157380), (2, 8578690), (4, 4289345), (5, 3431476), (10, 1715738), (19, 903020), (20, 857869), (38, 451510), (76, 225755), (95, 180604), (163, 105260), (190, 90302), (277, 61940), (326, 52630), (380, 45151), (554, 30970), (652, 26315), (815, 21052), (1108, 15485), (1385, 12388), (1630, 10526), (2770, 6194), (3097, 5540), (3260, 5263)]