16943620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 36832320

約数和(自身を除く): 19888700

約数列:

[1, 2, 4, 5, 10, 20, 59, 83, 118, 166, 173, 236, 295, 332, 346, 415, 590, 692, 830, 865, 1180, 1660, 1730, 3460, 4897, 9794, 10207, 14359, 19588, 20414, 24485, 28718, 40828, 48970, 51035, 57436, 71795, 97940, 102070, 143590, 204140, 287180, 847181, 1694362, 3388724, 4235905, 8471810, 16943620]

約数ペア:

[(1, 16943620), (2, 8471810), (4, 4235905), (5, 3388724), (10, 1694362), (20, 847181), (59, 287180), (83, 204140), (118, 143590), (166, 102070), (173, 97940), (236, 71795), (295, 57436), (332, 51035), (346, 48970), (415, 40828), (590, 28718), (692, 24485), (830, 20414), (865, 19588), (1180, 14359), (1660, 10207), (1730, 9794), (3460, 4897)]