140985820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5653}}^1$

素因数の和:5734

約数の個数: 48

約数和(自身を含む): 313457760

約数和(自身を除く): 172471940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 5653, 6235, 11306, 12470, 22612, 24940, 28265, 56530, 113060, 163937, 243079, 327874, 486158, 655748, 819685, 972316, 1215395, 1639370, 2430790, 3278740, 4861580, 7049291, 14098582, 28197164, 35246455, 70492910, 140985820]

約数ペア:

[(1, 140985820), (2, 70492910), (4, 35246455), (5, 28197164), (10, 14098582), (20, 7049291), (29, 4861580), (43, 3278740), (58, 2430790), (86, 1639370), (116, 1215395), (145, 972316), (172, 819685), (215, 655748), (290, 486158), (430, 327874), (580, 243079), (860, 163937), (1247, 113060), (2494, 56530), (4988, 28265), (5653, 24940), (6235, 22612), (11306, 12470)]