2745160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 7153920

約数和(自身を除く): 4408760

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 367, 374, 440, 680, 734, 748, 935, 1468, 1496, 1835, 1870, 2936, 3670, 3740, 4037, 6239, 7340, 7480, 8074, 12478, 14680, 16148, 20185, 24956, 31195, 32296, 40370, 49912, 62390, 68629, 80740, 124780, 137258, 161480, 249560, 274516, 343145, 549032, 686290, 1372580, 2745160]

約数ペア:

[(1, 2745160), (2, 1372580), (4, 686290), (5, 549032), (8, 343145), (10, 274516), (11, 249560), (17, 161480), (20, 137258), (22, 124780), (34, 80740), (40, 68629), (44, 62390), (55, 49912), (68, 40370), (85, 32296), (88, 31195), (110, 24956), (136, 20185), (170, 16148), (187, 14680), (220, 12478), (340, 8074), (367, 7480), (374, 7340), (440, 6239), (680, 4037), (734, 3740), (748, 3670), (935, 2936), (1468, 1870), (1496, 1835)]