42006220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23599}}^1$

素因数の和:23697

約数の個数: 24

約数和(自身を含む): 89208000

約数和(自身を除く): 47201780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 23599, 47198, 94396, 117995, 235990, 471980, 2100311, 4200622, 8401244, 10501555, 21003110, 42006220]

約数ペア:

[(1, 42006220), (2, 21003110), (4, 10501555), (5, 8401244), (10, 4200622), (20, 2100311), (89, 471980), (178, 235990), (356, 117995), (445, 94396), (890, 47198), (1780, 23599)]