8316740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 18842544

約数和(自身を除く): 10525804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 401, 610, 802, 1037, 1220, 1604, 2005, 2074, 4010, 4148, 5185, 6817, 8020, 10370, 13634, 20740, 24461, 27268, 34085, 48922, 68170, 97844, 122305, 136340, 244610, 415837, 489220, 831674, 1663348, 2079185, 4158370, 8316740]

約数ペア:

[(1, 8316740), (2, 4158370), (4, 2079185), (5, 1663348), (10, 831674), (17, 489220), (20, 415837), (34, 244610), (61, 136340), (68, 122305), (85, 97844), (122, 68170), (170, 48922), (244, 34085), (305, 27268), (340, 24461), (401, 20740), (610, 13634), (802, 10370), (1037, 8020), (1220, 6817), (1604, 5185), (2005, 4148), (2074, 4010)]