13471480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1801}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 35030880

約数和(自身を除く): 21559400

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, 374, 440, 680, 748, 935, 1496, 1801, 1870, 3602, 3740, 7204, 7480, 9005, 14408, 18010, 19811, 30617, 36020, 39622, 61234, 72040, 79244, 99055, 122468, 153085, 158488, 198110, 244936, 306170, 336787, 396220, 612340, 673574, 792440, 1224680, 1347148, 1683935, 2694296, 3367870, 6735740, 13471480]

約数ペア:

[(1, 13471480), (2, 6735740), (4, 3367870), (5, 2694296), (8, 1683935), (10, 1347148), (11, 1224680), (17, 792440), (20, 673574), (22, 612340), (34, 396220), (40, 336787), (44, 306170), (55, 244936), (68, 198110), (85, 158488), (88, 153085), (110, 122468), (136, 99055), (170, 79244), (187, 72040), (220, 61234), (340, 39622), (374, 36020), (440, 30617), (680, 19811), (748, 18010), (935, 14408), (1496, 9005), (1801, 7480), (1870, 7204), (3602, 3740)]