12947580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23977}}^1$

素因数の和:23995

約数の個数: 48

約数和(自身を含む): 40283040

約数和(自身を除く): 27335460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 23977, 47954, 71931, 95908, 119885, 143862, 215793, 239770, 287724, 359655, 431586, 479540, 647379, 719310, 863172, 1078965, 1294758, 1438620, 2157930, 2589516, 3236895, 4315860, 6473790, 12947580]

約数ペア:

[(1, 12947580), (2, 6473790), (3, 4315860), (4, 3236895), (5, 2589516), (6, 2157930), (9, 1438620), (10, 1294758), (12, 1078965), (15, 863172), (18, 719310), (20, 647379), (27, 479540), (30, 431586), (36, 359655), (45, 287724), (54, 239770), (60, 215793), (90, 143862), (108, 119885), (135, 95908), (180, 71931), (270, 47954), (540, 23977)]