28004200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 75620160

約数和(自身を除く): 47615960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 83, 100, 140, 166, 175, 200, 241, 280, 332, 350, 415, 482, 581, 664, 700, 830, 964, 1162, 1205, 1400, 1660, 1687, 1928, 2075, 2324, 2410, 2905, 3320, 3374, 4150, 4648, 4820, 5810, 6025, 6748, 8300, 8435, 9640, 11620, 12050, 13496, 14525, 16600, 16870, 20003, 23240, 24100, 29050, 33740, 40006, 42175, 48200, 58100, 67480, 80012, 84350, 100015, 116200, 140021, 160024, 168700, 200030, 280042, 337400, 400060, 500075, 560084, 700105, 800120, 1000150, 1120168, 1400210, 2000300, 2800420, 3500525, 4000600, 5600840, 7001050, 14002100, 28004200]

約数ペア:

[(1, 28004200), (2, 14002100), (4, 7001050), (5, 5600840), (7, 4000600), (8, 3500525), (10, 2800420), (14, 2000300), (20, 1400210), (25, 1120168), (28, 1000150), (35, 800120), (40, 700105), (50, 560084), (56, 500075), (70, 400060), (83, 337400), (100, 280042), (140, 200030), (166, 168700), (175, 160024), (200, 140021), (241, 116200), (280, 100015), (332, 84350), (350, 80012), (415, 67480), (482, 58100), (581, 48200), (664, 42175), (700, 40006), (830, 33740), (964, 29050), (1162, 24100), (1205, 23240), (1400, 20003), (1660, 16870), (1687, 16600), (1928, 14525), (2075, 13496), (2324, 12050), (2410, 11620), (2905, 9640), (3320, 8435), (3374, 8300), (4150, 6748), (4648, 6025), (4820, 5810)]