201520030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{226427}}^1$

素因数の和:226523

約数の個数: 16

約数和(自身を含む): 366813360

約数和(自身を除く): 165293330

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 226427, 452854, 1132135, 2264270, 20152003, 40304006, 100760015, 201520030]

約数ペア:

[(1, 201520030), (2, 100760015), (5, 40304006), (10, 20152003), (89, 2264270), (178, 1132135), (445, 452854), (890, 226427)]