18822187760

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{11149}}^1$

素因数の和:11658

約数の個数: 80

約数和(自身を含む): 44796240000

約数和(自身を除く): 25974052240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 449, 470, 752, 898, 940, 1796, 1880, 2245, 3592, 3760, 4490, 7184, 8980, 11149, 17960, 21103, 22298, 35920, 42206, 44596, 55745, 84412, 89192, 105515, 111490, 168824, 178384, 211030, 222980, 337648, 422060, 445960, 524003, 844120, 891920, 1048006, 1688240, 2096012, 2620015, 4192024, 5005901, 5240030, 8384048, 10011802, 10480060, 20023604, 20960120, 25029505, 40047208, 41920240, 50059010, 80094416, 100118020, 200236040, 235277347, 400472080, 470554694, 941109388, 1176386735, 1882218776, 2352773470, 3764437552, 4705546940, 9411093880, 18822187760]

約数ペア:

[(1, 18822187760), (2, 9411093880), (4, 4705546940), (5, 3764437552), (8, 2352773470), (10, 1882218776), (16, 1176386735), (20, 941109388), (40, 470554694), (47, 400472080), (80, 235277347), (94, 200236040), (188, 100118020), (235, 80094416), (376, 50059010), (449, 41920240), (470, 40047208), (752, 25029505), (898, 20960120), (940, 20023604), (1796, 10480060), (1880, 10011802), (2245, 8384048), (3592, 5240030), (3760, 5005901), (4490, 4192024), (7184, 2620015), (8980, 2096012), (11149, 1688240), (17960, 1048006), (21103, 891920), (22298, 844120), (35920, 524003), (42206, 445960), (44596, 422060), (55745, 337648), (84412, 222980), (89192, 211030), (105515, 178384), (111490, 168824)]