15411540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{647}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 43327872

約数和(自身を除く): 27916332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 647, 794, 1191, 1294, 1588, 1941, 1985, 2382, 2588, 3235, 3882, 3970, 4764, 5955, 6470, 7764, 7940, 9705, 11910, 12940, 19410, 23820, 38820, 256859, 513718, 770577, 1027436, 1284295, 1541154, 2568590, 3082308, 3852885, 5137180, 7705770, 15411540]

約数ペア:

[(1, 15411540), (2, 7705770), (3, 5137180), (4, 3852885), (5, 3082308), (6, 2568590), (10, 1541154), (12, 1284295), (15, 1027436), (20, 770577), (30, 513718), (60, 256859), (397, 38820), (647, 23820), (794, 19410), (1191, 12940), (1294, 11910), (1588, 9705), (1941, 7940), (1985, 7764), (2382, 6470), (2588, 5955), (3235, 4764), (3882, 3970)]