22214480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:3995

約数の個数: 40

約数和(自身を含む): 52389504

約数和(自身を除く): 30175024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3911, 5680, 7822, 15644, 19555, 31288, 39110, 62576, 78220, 156440, 277681, 312880, 555362, 1110724, 1388405, 2221448, 2776810, 4442896, 5553620, 11107240, 22214480]

約数ペア:

[(1, 22214480), (2, 11107240), (4, 5553620), (5, 4442896), (8, 2776810), (10, 2221448), (16, 1388405), (20, 1110724), (40, 555362), (71, 312880), (80, 277681), (142, 156440), (284, 78220), (355, 62576), (568, 39110), (710, 31288), (1136, 19555), (1420, 15644), (2840, 7822), (3911, 5680)]