19642457480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{231961}}^1$

素因数の和:232074

約数の個数: 64

約数和(自身を含む): 46346007600

約数和(自身を除く): 26703550120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 232, 290, 292, 365, 580, 584, 730, 1160, 1460, 2117, 2920, 4234, 8468, 10585, 16936, 21170, 42340, 84680, 231961, 463922, 927844, 1159805, 1855688, 2319610, 4639220, 6726869, 9278440, 13453738, 16933153, 26907476, 33634345, 33866306, 53814952, 67268690, 67732612, 84665765, 134537380, 135465224, 169331530, 269074760, 338663060, 491061437, 677326120, 982122874, 1964245748, 2455307185, 3928491496, 4910614370, 9821228740, 19642457480]

約数ペア:

[(1, 19642457480), (2, 9821228740), (4, 4910614370), (5, 3928491496), (8, 2455307185), (10, 1964245748), (20, 982122874), (29, 677326120), (40, 491061437), (58, 338663060), (73, 269074760), (116, 169331530), (145, 135465224), (146, 134537380), (232, 84665765), (290, 67732612), (292, 67268690), (365, 53814952), (580, 33866306), (584, 33634345), (730, 26907476), (1160, 16933153), (1460, 13453738), (2117, 9278440), (2920, 6726869), (4234, 4639220), (8468, 2319610), (10585, 1855688), (16936, 1159805), (21170, 927844), (42340, 463922), (84680, 231961)]