40858020

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{1201}}^1$

素因数の和:1232

約数の個数: 144

約数和(自身を含む): 147009408

約数和(自身を除く): 106151388

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, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1201, 1215, 1260, 1620, 1701, 1890, 2268, 2402, 2430, 2835, 3402, 3603, 3780, 4804, 4860, 5670, 6005, 6804, 7206, 8407, 8505, 10809, 11340, 12010, 14412, 16814, 17010, 18015, 21618, 24020, 25221, 32427, 33628, 34020, 36030, 42035, 43236, 50442, 54045, 64854, 72060, 75663, 84070, 97281, 100884, 108090, 126105, 129708, 151326, 162135, 168140, 194562, 216180, 226989, 252210, 291843, 302652, 324270, 378315, 389124, 453978, 486405, 504420, 583686, 648540, 680967, 756630, 907956, 972810, 1134945, 1167372, 1361934, 1459215, 1513260, 1945620, 2042901, 2269890, 2723868, 2918430, 3404835, 4085802, 4539780, 5836860, 6809670, 8171604, 10214505, 13619340, 20429010, 40858020]

約数ペア:

[(1, 40858020), (2, 20429010), (3, 13619340), (4, 10214505), (5, 8171604), (6, 6809670), (7, 5836860), (9, 4539780), (10, 4085802), (12, 3404835), (14, 2918430), (15, 2723868), (18, 2269890), (20, 2042901), (21, 1945620), (27, 1513260), (28, 1459215), (30, 1361934), (35, 1167372), (36, 1134945), (42, 972810), (45, 907956), (54, 756630), (60, 680967), (63, 648540), (70, 583686), (81, 504420), (84, 486405), (90, 453978), (105, 389124), (108, 378315), (126, 324270), (135, 302652), (140, 291843), (162, 252210), (180, 226989), (189, 216180), (210, 194562), (243, 168140), (252, 162135), (270, 151326), (315, 129708), (324, 126105), (378, 108090), (405, 100884), (420, 97281), (486, 84070), (540, 75663), (567, 72060), (630, 64854), (756, 54045), (810, 50442), (945, 43236), (972, 42035), (1134, 36030), (1201, 34020), (1215, 33628), (1260, 32427), (1620, 25221), (1701, 24020), (1890, 21618), (2268, 18015), (2402, 17010), (2430, 16814), (2835, 14412), (3402, 12010), (3603, 11340), (3780, 10809), (4804, 8505), (4860, 8407), (5670, 7206), (6005, 6804)]