16242820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 40715136

約数和(自身を除く): 24472316

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 43, 44, 55, 68, 85, 86, 101, 110, 170, 172, 187, 202, 215, 220, 340, 374, 404, 430, 473, 505, 731, 748, 860, 935, 946, 1010, 1111, 1462, 1717, 1870, 1892, 2020, 2222, 2365, 2924, 3434, 3655, 3740, 4343, 4444, 4730, 5555, 6868, 7310, 8041, 8585, 8686, 9460, 11110, 14620, 16082, 17170, 17372, 18887, 21715, 22220, 32164, 34340, 37774, 40205, 43430, 47773, 73831, 75548, 80410, 86860, 94435, 95546, 147662, 160820, 188870, 191092, 238865, 295324, 369155, 377740, 477730, 738310, 812141, 955460, 1476620, 1624282, 3248564, 4060705, 8121410, 16242820]

約数ペア:

[(1, 16242820), (2, 8121410), (4, 4060705), (5, 3248564), (10, 1624282), (11, 1476620), (17, 955460), (20, 812141), (22, 738310), (34, 477730), (43, 377740), (44, 369155), (55, 295324), (68, 238865), (85, 191092), (86, 188870), (101, 160820), (110, 147662), (170, 95546), (172, 94435), (187, 86860), (202, 80410), (215, 75548), (220, 73831), (340, 47773), (374, 43430), (404, 40205), (430, 37774), (473, 34340), (505, 32164), (731, 22220), (748, 21715), (860, 18887), (935, 17372), (946, 17170), (1010, 16082), (1111, 14620), (1462, 11110), (1717, 9460), (1870, 8686), (1892, 8585), (2020, 8041), (2222, 7310), (2365, 6868), (2924, 5555), (3434, 4730), (3655, 4444), (3740, 4343)]