20098440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55829}}^1$

素因数の和:55846

約数の個数: 48

約数和(自身を含む): 65321100

約数和(自身を除く): 45222660

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, 55829, 111658, 167487, 223316, 279145, 334974, 446632, 502461, 558290, 669948, 837435, 1004922, 1116580, 1339896, 1674870, 2009844, 2233160, 2512305, 3349740, 4019688, 5024610, 6699480, 10049220, 20098440]

約数ペア:

[(1, 20098440), (2, 10049220), (3, 6699480), (4, 5024610), (5, 4019688), (6, 3349740), (8, 2512305), (9, 2233160), (10, 2009844), (12, 1674870), (15, 1339896), (18, 1116580), (20, 1004922), (24, 837435), (30, 669948), (36, 558290), (40, 502461), (45, 446632), (60, 334974), (72, 279145), (90, 223316), (120, 167487), (180, 111658), (360, 55829)]