20137352680

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{797}}^1\times {\mathrm{2621}}^1$

素因数の和:3670

約数の個数: 64

約数和(自身を含む): 45571513680

約数和(自身を除く): 25434161000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 797, 964, 1205, 1594, 1928, 2410, 2621, 3188, 3985, 4820, 5242, 6376, 7970, 9640, 10484, 13105, 15940, 20968, 26210, 31880, 52420, 104840, 192077, 384154, 631661, 768308, 960385, 1263322, 1536616, 1920770, 2088937, 2526644, 3158305, 3841540, 4177874, 5053288, 6316610, 7683080, 8355748, 10444685, 12633220, 16711496, 20889370, 25266440, 41778740, 83557480, 503433817, 1006867634, 2013735268, 2517169085, 4027470536, 5034338170, 10068676340, 20137352680]

約数ペア:

[(1, 20137352680), (2, 10068676340), (4, 5034338170), (5, 4027470536), (8, 2517169085), (10, 2013735268), (20, 1006867634), (40, 503433817), (241, 83557480), (482, 41778740), (797, 25266440), (964, 20889370), (1205, 16711496), (1594, 12633220), (1928, 10444685), (2410, 8355748), (2621, 7683080), (3188, 6316610), (3985, 5053288), (4820, 4177874), (5242, 3841540), (6376, 3158305), (7970, 2526644), (9640, 2088937), (10484, 1920770), (13105, 1536616), (15940, 1263322), (20968, 960385), (26210, 768308), (31880, 631661), (52420, 384154), (104840, 192077)]