20646630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1690

約数の個数: 64

約数和(自身を含む): 56263680

約数和(自身を除く): 35617050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1627, 2115, 2538, 3254, 4230, 4881, 6345, 8135, 9762, 12690, 14643, 16270, 24405, 29286, 43929, 48810, 73215, 76469, 87858, 146430, 152938, 219645, 229407, 382345, 439290, 458814, 688221, 764690, 1147035, 1376442, 2064663, 2294070, 3441105, 4129326, 6882210, 10323315, 20646630]

約数ペア:

[(1, 20646630), (2, 10323315), (3, 6882210), (5, 4129326), (6, 3441105), (9, 2294070), (10, 2064663), (15, 1376442), (18, 1147035), (27, 764690), (30, 688221), (45, 458814), (47, 439290), (54, 382345), (90, 229407), (94, 219645), (135, 152938), (141, 146430), (235, 87858), (270, 76469), (282, 73215), (423, 48810), (470, 43929), (705, 29286), (846, 24405), (1269, 16270), (1410, 14643), (1627, 12690), (2115, 9762), (2538, 8135), (3254, 6345), (4230, 4881)]