31314540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{937}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 87931872

約数和(自身を除く): 56617332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 557, 937, 1114, 1671, 1874, 2228, 2785, 2811, 3342, 3748, 4685, 5570, 5622, 6684, 8355, 9370, 11140, 11244, 14055, 16710, 18740, 28110, 33420, 56220, 521909, 1043818, 1565727, 2087636, 2609545, 3131454, 5219090, 6262908, 7828635, 10438180, 15657270, 31314540]

約数ペア:

[(1, 31314540), (2, 15657270), (3, 10438180), (4, 7828635), (5, 6262908), (6, 5219090), (10, 3131454), (12, 2609545), (15, 2087636), (20, 1565727), (30, 1043818), (60, 521909), (557, 56220), (937, 33420), (1114, 28110), (1671, 18740), (1874, 16710), (2228, 14055), (2785, 11244), (2811, 11140), (3342, 9370), (3748, 8355), (4685, 6684), (5570, 5622)]