16365860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 40971840

約数和(自身を除く): 24605980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 139, 140, 145, 203, 278, 290, 406, 556, 580, 695, 812, 841, 973, 1015, 1390, 1682, 1946, 2030, 2780, 3364, 3892, 4031, 4060, 4205, 4865, 5887, 8062, 8410, 9730, 11774, 16124, 16820, 19460, 20155, 23548, 28217, 29435, 40310, 56434, 58870, 80620, 112868, 116899, 117740, 141085, 233798, 282170, 467596, 564340, 584495, 818293, 1168990, 1636586, 2337980, 3273172, 4091465, 8182930, 16365860]

約数ペア:

[(1, 16365860), (2, 8182930), (4, 4091465), (5, 3273172), (7, 2337980), (10, 1636586), (14, 1168990), (20, 818293), (28, 584495), (29, 564340), (35, 467596), (58, 282170), (70, 233798), (116, 141085), (139, 117740), (140, 116899), (145, 112868), (203, 80620), (278, 58870), (290, 56434), (406, 40310), (556, 29435), (580, 28217), (695, 23548), (812, 20155), (841, 19460), (973, 16820), (1015, 16124), (1390, 11774), (1682, 9730), (1946, 8410), (2030, 8062), (2780, 5887), (3364, 4865), (3892, 4205), (4031, 4060)]