28393120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 77728896

約数和(自身を除く): 49335776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 101, 112, 140, 160, 202, 224, 251, 280, 404, 502, 505, 560, 707, 808, 1004, 1010, 1120, 1255, 1414, 1616, 1757, 2008, 2020, 2510, 2828, 3232, 3514, 3535, 4016, 4040, 5020, 5656, 7028, 7070, 8032, 8080, 8785, 10040, 11312, 14056, 14140, 16160, 17570, 20080, 22624, 25351, 28112, 28280, 35140, 40160, 50702, 56224, 56560, 70280, 101404, 113120, 126755, 140560, 177457, 202808, 253510, 281120, 354914, 405616, 507020, 709828, 811232, 887285, 1014040, 1419656, 1774570, 2028080, 2839312, 3549140, 4056160, 5678624, 7098280, 14196560, 28393120]

約数ペア:

[(1, 28393120), (2, 14196560), (4, 7098280), (5, 5678624), (7, 4056160), (8, 3549140), (10, 2839312), (14, 2028080), (16, 1774570), (20, 1419656), (28, 1014040), (32, 887285), (35, 811232), (40, 709828), (56, 507020), (70, 405616), (80, 354914), (101, 281120), (112, 253510), (140, 202808), (160, 177457), (202, 140560), (224, 126755), (251, 113120), (280, 101404), (404, 70280), (502, 56560), (505, 56224), (560, 50702), (707, 40160), (808, 35140), (1004, 28280), (1010, 28112), (1120, 25351), (1255, 22624), (1414, 20080), (1616, 17570), (1757, 16160), (2008, 14140), (2020, 14056), (2510, 11312), (2828, 10040), (3232, 8785), (3514, 8080), (3535, 8032), (4016, 7070), (4040, 7028), (5020, 5656)]