1954773760

素因数分解:

$2^8\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1259}}^1$

素因数の和:2493

約数の個数: 72

約数和(自身を含む): 4689876240

約数和(自身を除く): 2735102480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1213, 1259, 1280, 2426, 2518, 4852, 5036, 6065, 6295, 9704, 10072, 12130, 12590, 19408, 20144, 24260, 25180, 38816, 40288, 48520, 50360, 77632, 80576, 97040, 100720, 155264, 161152, 194080, 201440, 310528, 322304, 388160, 402880, 776320, 805760, 1527167, 1552640, 1611520, 3054334, 6108668, 7635835, 12217336, 15271670, 24434672, 30543340, 48869344, 61086680, 97738688, 122173360, 195477376, 244346720, 390954752, 488693440, 977386880, 1954773760]

約数ペア:

[(1, 1954773760), (2, 977386880), (4, 488693440), (5, 390954752), (8, 244346720), (10, 195477376), (16, 122173360), (20, 97738688), (32, 61086680), (40, 48869344), (64, 30543340), (80, 24434672), (128, 15271670), (160, 12217336), (256, 7635835), (320, 6108668), (640, 3054334), (1213, 1611520), (1259, 1552640), (1280, 1527167), (2426, 805760), (2518, 776320), (4852, 402880), (5036, 388160), (6065, 322304), (6295, 310528), (9704, 201440), (10072, 194080), (12130, 161152), (12590, 155264), (19408, 100720), (20144, 97040), (24260, 80576), (25180, 77632), (38816, 50360), (40288, 48520)]