2000140280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{1427}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 4579424640

約数和(自身を除く): 2579284360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 523, 536, 670, 1046, 1340, 1427, 2092, 2615, 2680, 2854, 4184, 5230, 5708, 7135, 10460, 11416, 14270, 20920, 28540, 35041, 57080, 70082, 95609, 140164, 175205, 191218, 280328, 350410, 382436, 478045, 700820, 746321, 764872, 956090, 1401640, 1492642, 1912180, 2985284, 3731605, 3824360, 5970568, 7463210, 14926420, 29852840, 50003507, 100007014, 200014028, 250017535, 400028056, 500035070, 1000070140, 2000140280]

約数ペア:

[(1, 2000140280), (2, 1000070140), (4, 500035070), (5, 400028056), (8, 250017535), (10, 200014028), (20, 100007014), (40, 50003507), (67, 29852840), (134, 14926420), (268, 7463210), (335, 5970568), (523, 3824360), (536, 3731605), (670, 2985284), (1046, 1912180), (1340, 1492642), (1427, 1401640), (2092, 956090), (2615, 764872), (2680, 746321), (2854, 700820), (4184, 478045), (5230, 382436), (5708, 350410), (7135, 280328), (10460, 191218), (11416, 175205), (14270, 140164), (20920, 95609), (28540, 70082), (35041, 57080)]