20671170060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1192109}}^1$

素因数の和:1192155

約数の個数: 72

約数和(自身を含む): 61484265360

約数和(自身を除く): 40813095300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 5780, 8670, 17340, 1192109, 2384218, 3576327, 4768436, 5960545, 7152654, 11921090, 14305308, 17881635, 20265853, 23842180, 35763270, 40531706, 60797559, 71526540, 81063412, 101329265, 121595118, 202658530, 243190236, 303987795, 344519501, 405317060, 607975590, 689039002, 1033558503, 1215951180, 1378078004, 1722597505, 2067117006, 3445195010, 4134234012, 5167792515, 6890390020, 10335585030, 20671170060]

約数ペア:

[(1, 20671170060), (2, 10335585030), (3, 6890390020), (4, 5167792515), (5, 4134234012), (6, 3445195010), (10, 2067117006), (12, 1722597505), (15, 1378078004), (17, 1215951180), (20, 1033558503), (30, 689039002), (34, 607975590), (51, 405317060), (60, 344519501), (68, 303987795), (85, 243190236), (102, 202658530), (170, 121595118), (204, 101329265), (255, 81063412), (289, 71526540), (340, 60797559), (510, 40531706), (578, 35763270), (867, 23842180), (1020, 20265853), (1156, 17881635), (1445, 14305308), (1734, 11921090), (2890, 7152654), (3468, 5960545), (4335, 4768436), (5780, 3576327), (8670, 2384218), (17340, 1192109)]