22520560

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3163}}^1$

素因数の和:3265

約数の個数: 40

約数和(自身を含む): 52965360

約数和(自身を除く): 30444800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3163, 3560, 6326, 7120, 12652, 15815, 25304, 31630, 50608, 63260, 126520, 253040, 281507, 563014, 1126028, 1407535, 2252056, 2815070, 4504112, 5630140, 11260280, 22520560]

約数ペア:

[(1, 22520560), (2, 11260280), (4, 5630140), (5, 4504112), (8, 2815070), (10, 2252056), (16, 1407535), (20, 1126028), (40, 563014), (80, 281507), (89, 253040), (178, 126520), (356, 63260), (445, 50608), (712, 31630), (890, 25304), (1424, 15815), (1780, 12652), (3163, 7120), (3560, 6326)]