30939540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 86873472

約数和(自身を除く): 55933932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 797, 1294, 1594, 1941, 2391, 2588, 3188, 3235, 3882, 3985, 4782, 6470, 7764, 7970, 9564, 9705, 11955, 12940, 15940, 19410, 23910, 38820, 47820, 515659, 1031318, 1546977, 2062636, 2578295, 3093954, 5156590, 6187908, 7734885, 10313180, 15469770, 30939540]

約数ペア:

[(1, 30939540), (2, 15469770), (3, 10313180), (4, 7734885), (5, 6187908), (6, 5156590), (10, 3093954), (12, 2578295), (15, 2062636), (20, 1546977), (30, 1031318), (60, 515659), (647, 47820), (797, 38820), (1294, 23910), (1594, 19410), (1941, 15940), (2391, 12940), (2588, 11955), (3188, 9705), (3235, 9564), (3882, 7970), (3985, 7764), (4782, 6470)]