201431030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{2543}}^1$

素因数の和:2728

約数の個数: 24

約数和(自身を含む): 366839712

約数和(自身を除く): 165408682

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2543, 5086, 7921, 12715, 15842, 25430, 39605, 79210, 226327, 452654, 1131635, 2263270, 20143103, 40286206, 100715515, 201431030]

約数ペア:

[(1, 201431030), (2, 100715515), (5, 40286206), (10, 20143103), (89, 2263270), (178, 1131635), (445, 452654), (890, 226327), (2543, 79210), (5086, 39605), (7921, 25430), (12715, 15842)]