9010360

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2531}}^1$

素因数の和:2631

約数の個数: 32

約数和(自身を含む): 20509200

約数和(自身を除く): 11498840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2531, 3560, 5062, 10124, 12655, 20248, 25310, 50620, 101240, 225259, 450518, 901036, 1126295, 1802072, 2252590, 4505180, 9010360]

約数ペア:

[(1, 9010360), (2, 4505180), (4, 2252590), (5, 1802072), (8, 1126295), (10, 901036), (20, 450518), (40, 225259), (89, 101240), (178, 50620), (356, 25310), (445, 20248), (712, 12655), (890, 10124), (1780, 5062), (2531, 3560)]