31324120

素因数分解:

$2^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1303}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 70650720

約数和(自身を除く): 39326600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 601, 1202, 1303, 2404, 2606, 3005, 4808, 5212, 6010, 6515, 10424, 12020, 13030, 24040, 26060, 52120, 783103, 1566206, 3132412, 3915515, 6264824, 7831030, 15662060, 31324120]

約数ペア:

[(1, 31324120), (2, 15662060), (4, 7831030), (5, 6264824), (8, 3915515), (10, 3132412), (20, 1566206), (40, 783103), (601, 52120), (1202, 26060), (1303, 24040), (2404, 13030), (2606, 12020), (3005, 10424), (4808, 6515), (5212, 6010)]