17961700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3389}}^1$

素因数の和:3456

約数の個数: 36

約数和(自身を含む): 39724020

約数和(自身を除く): 21762320

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 3389, 5300, 6778, 13556, 16945, 33890, 67780, 84725, 169450, 179617, 338900, 359234, 718468, 898085, 1796170, 3592340, 4490425, 8980850, 17961700]

約数ペア:

[(1, 17961700), (2, 8980850), (4, 4490425), (5, 3592340), (10, 1796170), (20, 898085), (25, 718468), (50, 359234), (53, 338900), (100, 179617), (106, 169450), (212, 84725), (265, 67780), (530, 33890), (1060, 16945), (1325, 13556), (2650, 6778), (3389, 5300)]