19088800

素因数分解:

$2^5\times 5^2\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 72

約数和(自身を含む): 47246976

約数和(自身を除く): 28158176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 107, 160, 200, 214, 223, 400, 428, 446, 535, 800, 856, 892, 1070, 1115, 1712, 1784, 2140, 2230, 2675, 3424, 3568, 4280, 4460, 5350, 5575, 7136, 8560, 8920, 10700, 11150, 17120, 17840, 21400, 22300, 23861, 35680, 42800, 44600, 47722, 85600, 89200, 95444, 119305, 178400, 190888, 238610, 381776, 477220, 596525, 763552, 954440, 1193050, 1908880, 2386100, 3817760, 4772200, 9544400, 19088800]

約数ペア:

[(1, 19088800), (2, 9544400), (4, 4772200), (5, 3817760), (8, 2386100), (10, 1908880), (16, 1193050), (20, 954440), (25, 763552), (32, 596525), (40, 477220), (50, 381776), (80, 238610), (100, 190888), (107, 178400), (160, 119305), (200, 95444), (214, 89200), (223, 85600), (400, 47722), (428, 44600), (446, 42800), (535, 35680), (800, 23861), (856, 22300), (892, 21400), (1070, 17840), (1115, 17120), (1712, 11150), (1784, 10700), (2140, 8920), (2230, 8560), (2675, 7136), (3424, 5575), (3568, 5350), (4280, 4460)]