28008330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3311

約数の個数: 64

約数和(自身を含む): 78720768

約数和(自身を除く): 50712438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 3253, 4305, 6506, 8610, 9759, 16265, 19518, 22771, 32530, 45542, 48795, 68313, 97590, 113855, 133373, 136626, 227710, 266746, 341565, 400119, 666865, 683130, 800238, 933611, 1333730, 1867222, 2000595, 2800833, 4001190, 4668055, 5601666, 9336110, 14004165, 28008330]

約数ペア:

[(1, 28008330), (2, 14004165), (3, 9336110), (5, 5601666), (6, 4668055), (7, 4001190), (10, 2800833), (14, 2000595), (15, 1867222), (21, 1333730), (30, 933611), (35, 800238), (41, 683130), (42, 666865), (70, 400119), (82, 341565), (105, 266746), (123, 227710), (205, 136626), (210, 133373), (246, 113855), (287, 97590), (410, 68313), (574, 48795), (615, 45542), (861, 32530), (1230, 22771), (1435, 19518), (1722, 16265), (2870, 9759), (3253, 8610), (4305, 6506)]