20702977270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{140827}}^1$

素因数の和:141136

約数の個数: 32

約数和(自身を含む): 38033699616

約数和(自身を除く): 17330722346

約数列:

[1, 2, 5, 10, 61, 122, 241, 305, 482, 610, 1205, 2410, 14701, 29402, 73505, 140827, 147010, 281654, 704135, 1408270, 8590447, 17180894, 33939307, 42952235, 67878614, 85904470, 169696535, 339393070, 2070297727, 4140595454, 10351488635, 20702977270]

約数ペア:

[(1, 20702977270), (2, 10351488635), (5, 4140595454), (10, 2070297727), (61, 339393070), (122, 169696535), (241, 85904470), (305, 67878614), (482, 42952235), (610, 33939307), (1205, 17180894), (2410, 8590447), (14701, 1408270), (29402, 704135), (73505, 281654), (140827, 147010)]