23944040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8431}}^1$

素因数の和:8513

約数の個数: 32

約数和(自身を含む): 54639360

約数和(自身を除く): 30695320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8431, 16862, 33724, 42155, 67448, 84310, 168620, 337240, 598601, 1197202, 2394404, 2993005, 4788808, 5986010, 11972020, 23944040]

約数ペア:

[(1, 23944040), (2, 11972020), (4, 5986010), (5, 4788808), (8, 2993005), (10, 2394404), (20, 1197202), (40, 598601), (71, 337240), (142, 168620), (284, 84310), (355, 67448), (568, 42155), (710, 33724), (1420, 16862), (2840, 8431)]