19674060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 63598080

約数和(自身を除く): 43924020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 337, 417, 420, 556, 674, 695, 834, 973, 1011, 1348, 1390, 1668, 1685, 1946, 2022, 2085, 2359, 2780, 2919, 3370, 3892, 4044, 4170, 4718, 4865, 5055, 5838, 6740, 7077, 8340, 9436, 9730, 10110, 11676, 11795, 14154, 14595, 19460, 20220, 23590, 28308, 29190, 35385, 46843, 47180, 58380, 70770, 93686, 140529, 141540, 187372, 234215, 281058, 327901, 468430, 562116, 655802, 702645, 936860, 983703, 1311604, 1405290, 1639505, 1967406, 2810580, 3279010, 3934812, 4918515, 6558020, 9837030, 19674060]

約数ペア:

[(1, 19674060), (2, 9837030), (3, 6558020), (4, 4918515), (5, 3934812), (6, 3279010), (7, 2810580), (10, 1967406), (12, 1639505), (14, 1405290), (15, 1311604), (20, 983703), (21, 936860), (28, 702645), (30, 655802), (35, 562116), (42, 468430), (60, 327901), (70, 281058), (84, 234215), (105, 187372), (139, 141540), (140, 140529), (210, 93686), (278, 70770), (337, 58380), (417, 47180), (420, 46843), (556, 35385), (674, 29190), (695, 28308), (834, 23590), (973, 20220), (1011, 19460), (1348, 14595), (1390, 14154), (1668, 11795), (1685, 11676), (1946, 10110), (2022, 9730), (2085, 9436), (2359, 8340), (2780, 7077), (2919, 6740), (3370, 5838), (3892, 5055), (4044, 4865), (4170, 4718)]