16859220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 54528768

約数和(自身を除く): 37669548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 293, 411, 420, 548, 586, 685, 822, 879, 959, 1172, 1370, 1465, 1644, 1758, 1918, 2051, 2055, 2740, 2877, 2930, 3516, 3836, 4102, 4110, 4395, 4795, 5754, 5860, 6153, 8204, 8220, 8790, 9590, 10255, 11508, 12306, 14385, 17580, 19180, 20510, 24612, 28770, 30765, 40141, 41020, 57540, 61530, 80282, 120423, 123060, 160564, 200705, 240846, 280987, 401410, 481692, 561974, 602115, 802820, 842961, 1123948, 1204230, 1404935, 1685922, 2408460, 2809870, 3371844, 4214805, 5619740, 8429610, 16859220]

約数ペア:

[(1, 16859220), (2, 8429610), (3, 5619740), (4, 4214805), (5, 3371844), (6, 2809870), (7, 2408460), (10, 1685922), (12, 1404935), (14, 1204230), (15, 1123948), (20, 842961), (21, 802820), (28, 602115), (30, 561974), (35, 481692), (42, 401410), (60, 280987), (70, 240846), (84, 200705), (105, 160564), (137, 123060), (140, 120423), (210, 80282), (274, 61530), (293, 57540), (411, 41020), (420, 40141), (548, 30765), (586, 28770), (685, 24612), (822, 20510), (879, 19180), (959, 17580), (1172, 14385), (1370, 12306), (1465, 11508), (1644, 10255), (1758, 9590), (1918, 8790), (2051, 8220), (2055, 8204), (2740, 6153), (2877, 5860), (2930, 5754), (3516, 4795), (3836, 4395), (4102, 4110)]