31209260

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2473}}^1$

素因数の和:3113

約数の個数: 24

約数和(自身を含む): 65669856

約数和(自身を除く): 34460596

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2473, 2524, 3155, 4946, 6310, 9892, 12365, 12620, 24730, 49460, 1560463, 3120926, 6241852, 7802315, 15604630, 31209260]

約数ペア:

[(1, 31209260), (2, 15604630), (4, 7802315), (5, 6241852), (10, 3120926), (20, 1560463), (631, 49460), (1262, 24730), (2473, 12620), (2524, 12365), (3155, 9892), (4946, 6310)]