20070486880

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1\times {\mathrm{1697}}^1$

素因数の和:2288

約数の個数: 96

約数和(自身を含む): 47814810624

約数和(自身を除く): 27744323744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 383, 386, 766, 772, 965, 1532, 1544, 1697, 1915, 1930, 3064, 3088, 3394, 3830, 3860, 6128, 6176, 6788, 7660, 7720, 8485, 12256, 13576, 15320, 15440, 16970, 27152, 30640, 30880, 33940, 54304, 61280, 67880, 73919, 135760, 147838, 271520, 295676, 327521, 369595, 591352, 649951, 655042, 739190, 1182704, 1299902, 1310084, 1478380, 1637605, 2365408, 2599804, 2620168, 2956760, 3249755, 3275210, 5199608, 5240336, 5913520, 6499510, 6550420, 10399216, 10480672, 11827040, 12999020, 13100840, 20798432, 25998040, 26201680, 51996080, 52403360, 103992160, 125440543, 250881086, 501762172, 627202715, 1003524344, 1254405430, 2007048688, 2508810860, 4014097376, 5017621720, 10035243440, 20070486880]

約数ペア:

[(1, 20070486880), (2, 10035243440), (4, 5017621720), (5, 4014097376), (8, 2508810860), (10, 2007048688), (16, 1254405430), (20, 1003524344), (32, 627202715), (40, 501762172), (80, 250881086), (160, 125440543), (193, 103992160), (383, 52403360), (386, 51996080), (766, 26201680), (772, 25998040), (965, 20798432), (1532, 13100840), (1544, 12999020), (1697, 11827040), (1915, 10480672), (1930, 10399216), (3064, 6550420), (3088, 6499510), (3394, 5913520), (3830, 5240336), (3860, 5199608), (6128, 3275210), (6176, 3249755), (6788, 2956760), (7660, 2620168), (7720, 2599804), (8485, 2365408), (12256, 1637605), (13576, 1478380), (15320, 1310084), (15440, 1299902), (16970, 1182704), (27152, 739190), (30640, 655042), (30880, 649951), (33940, 591352), (54304, 369595), (61280, 327521), (67880, 295676), (73919, 271520), (135760, 147838)]