117704920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 273041280

約数和(自身を除く): 155336360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 137, 188, 235, 274, 376, 457, 470, 548, 685, 914, 940, 1096, 1370, 1828, 1880, 2285, 2740, 3656, 4570, 5480, 6439, 9140, 12878, 18280, 21479, 25756, 32195, 42958, 51512, 62609, 64390, 85916, 107395, 125218, 128780, 171832, 214790, 250436, 257560, 313045, 429580, 500872, 626090, 859160, 1252180, 2504360, 2942623, 5885246, 11770492, 14713115, 23540984, 29426230, 58852460, 117704920]

約数ペア:

[(1, 117704920), (2, 58852460), (4, 29426230), (5, 23540984), (8, 14713115), (10, 11770492), (20, 5885246), (40, 2942623), (47, 2504360), (94, 1252180), (137, 859160), (188, 626090), (235, 500872), (274, 429580), (376, 313045), (457, 257560), (470, 250436), (548, 214790), (685, 171832), (914, 128780), (940, 125218), (1096, 107395), (1370, 85916), (1828, 64390), (1880, 62609), (2285, 51512), (2740, 42958), (3656, 32195), (4570, 25756), (5480, 21479), (6439, 18280), (9140, 12878)]