1567889860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{1423}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 3337286400

約数和(自身を除く): 1769396540

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 619, 890, 1238, 1423, 1780, 2476, 2846, 3095, 5692, 6190, 7115, 12380, 14230, 28460, 55091, 110182, 126647, 220364, 253294, 275455, 506588, 550910, 633235, 880837, 1101820, 1266470, 1761674, 2532940, 3523348, 4404185, 8808370, 17616740, 78394493, 156788986, 313577972, 391972465, 783944930, 1567889860]

約数ペア:

[(1, 1567889860), (2, 783944930), (4, 391972465), (5, 313577972), (10, 156788986), (20, 78394493), (89, 17616740), (178, 8808370), (356, 4404185), (445, 3523348), (619, 2532940), (890, 1761674), (1238, 1266470), (1423, 1101820), (1780, 880837), (2476, 633235), (2846, 550910), (3095, 506588), (5692, 275455), (6190, 253294), (7115, 220364), (12380, 126647), (14230, 110182), (28460, 55091)]