8728920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{24247}}^1$

素因数の和:24264

約数の個数: 48

約数和(自身を含む): 28370160

約数和(自身を除く): 19641240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 24247, 48494, 72741, 96988, 121235, 145482, 193976, 218223, 242470, 290964, 363705, 436446, 484940, 581928, 727410, 872892, 969880, 1091115, 1454820, 1745784, 2182230, 2909640, 4364460, 8728920]

約数ペア:

[(1, 8728920), (2, 4364460), (3, 2909640), (4, 2182230), (5, 1745784), (6, 1454820), (8, 1091115), (9, 969880), (10, 872892), (12, 727410), (15, 581928), (18, 484940), (20, 436446), (24, 363705), (30, 290964), (36, 242470), (40, 218223), (45, 193976), (60, 145482), (72, 121235), (90, 96988), (120, 72741), (180, 48494), (360, 24247)]