200544040

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{10211}}^1$

素因数の和:10713

約数の個数: 32

約数和(自身を含む): 452187360

約数和(自身を除く): 251643320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 10211, 19640, 20422, 40844, 51055, 81688, 102110, 204220, 408440, 5013601, 10027202, 20054404, 25068005, 40108808, 50136010, 100272020, 200544040]

約数ペア:

[(1, 200544040), (2, 100272020), (4, 50136010), (5, 40108808), (8, 25068005), (10, 20054404), (20, 10027202), (40, 5013601), (491, 408440), (982, 204220), (1964, 102110), (2455, 81688), (3928, 51055), (4910, 40844), (9820, 20422), (10211, 19640)]