28868510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 59984064

約数和(自身を除く): 31115554

約数列:

[1, 2, 5, 10, 11, 22, 37, 41, 55, 74, 82, 110, 173, 185, 205, 346, 370, 407, 410, 451, 814, 865, 902, 1517, 1730, 1903, 2035, 2255, 3034, 3806, 4070, 4510, 6401, 7093, 7585, 9515, 12802, 14186, 15170, 16687, 19030, 32005, 33374, 35465, 64010, 70411, 70930, 78023, 83435, 140822, 156046, 166870, 262441, 352055, 390115, 524882, 704110, 780230, 1312205, 2624410, 2886851, 5773702, 14434255, 28868510]

約数ペア:

[(1, 28868510), (2, 14434255), (5, 5773702), (10, 2886851), (11, 2624410), (22, 1312205), (37, 780230), (41, 704110), (55, 524882), (74, 390115), (82, 352055), (110, 262441), (173, 166870), (185, 156046), (205, 140822), (346, 83435), (370, 78023), (407, 70930), (410, 70411), (451, 64010), (814, 35465), (865, 33374), (902, 32005), (1517, 19030), (1730, 16687), (1903, 15170), (2035, 14186), (2255, 12802), (3034, 9515), (3806, 7585), (4070, 7093), (4510, 6401)]