20226780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5351}}^1$

素因数の和:5376

約数の個数: 96

約数和(自身を含む): 71930880

約数和(自身を除く): 51704100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5351, 10702, 16053, 21404, 26755, 32106, 37457, 48159, 53510, 64212, 74914, 80265, 96318, 107020, 112371, 144477, 149828, 160530, 187285, 192636, 224742, 240795, 288954, 321060, 337113, 374570, 449484, 481590, 561855, 577908, 674226, 722385, 749140, 963180, 1011339, 1123710, 1348452, 1444770, 1685565, 2022678, 2247420, 2889540, 3371130, 4045356, 5056695, 6742260, 10113390, 20226780]

約数ペア:

[(1, 20226780), (2, 10113390), (3, 6742260), (4, 5056695), (5, 4045356), (6, 3371130), (7, 2889540), (9, 2247420), (10, 2022678), (12, 1685565), (14, 1444770), (15, 1348452), (18, 1123710), (20, 1011339), (21, 963180), (27, 749140), (28, 722385), (30, 674226), (35, 577908), (36, 561855), (42, 481590), (45, 449484), (54, 374570), (60, 337113), (63, 321060), (70, 288954), (84, 240795), (90, 224742), (105, 192636), (108, 187285), (126, 160530), (135, 149828), (140, 144477), (180, 112371), (189, 107020), (210, 96318), (252, 80265), (270, 74914), (315, 64212), (378, 53510), (420, 48159), (540, 37457), (630, 32106), (756, 26755), (945, 21404), (1260, 16053), (1890, 10702), (3780, 5351)]