40900140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{25247}}^1$

素因数の和:25268

約数の個数: 60

約数和(自身を含む): 128310336

約数和(自身を除く): 87410196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 25247, 50494, 75741, 100988, 126235, 151482, 227223, 252470, 302964, 378705, 454446, 504940, 681669, 757410, 908892, 1136115, 1363338, 1514820, 2045007, 2272230, 2726676, 3408345, 4090014, 4544460, 6816690, 8180028, 10225035, 13633380, 20450070, 40900140]

約数ペア:

[(1, 40900140), (2, 20450070), (3, 13633380), (4, 10225035), (5, 8180028), (6, 6816690), (9, 4544460), (10, 4090014), (12, 3408345), (15, 2726676), (18, 2272230), (20, 2045007), (27, 1514820), (30, 1363338), (36, 1136115), (45, 908892), (54, 757410), (60, 681669), (81, 504940), (90, 454446), (108, 378705), (135, 302964), (162, 252470), (180, 227223), (270, 151482), (324, 126235), (405, 100988), (540, 75741), (810, 50494), (1620, 25247)]