8695840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 22861440

約数和(自身を除く): 14165600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 139, 160, 170, 184, 230, 272, 278, 340, 368, 391, 460, 544, 556, 680, 695, 736, 782, 920, 1112, 1360, 1390, 1564, 1840, 1955, 2224, 2363, 2720, 2780, 3128, 3197, 3680, 3910, 4448, 4726, 5560, 6256, 6394, 7820, 9452, 11120, 11815, 12512, 12788, 15640, 15985, 18904, 22240, 23630, 25576, 31280, 31970, 37808, 47260, 51152, 54349, 62560, 63940, 75616, 94520, 102304, 108698, 127880, 189040, 217396, 255760, 271745, 378080, 434792, 511520, 543490, 869584, 1086980, 1739168, 2173960, 4347920, 8695840]

約数ペア:

[(1, 8695840), (2, 4347920), (4, 2173960), (5, 1739168), (8, 1086980), (10, 869584), (16, 543490), (17, 511520), (20, 434792), (23, 378080), (32, 271745), (34, 255760), (40, 217396), (46, 189040), (68, 127880), (80, 108698), (85, 102304), (92, 94520), (115, 75616), (136, 63940), (139, 62560), (160, 54349), (170, 51152), (184, 47260), (230, 37808), (272, 31970), (278, 31280), (340, 25576), (368, 23630), (391, 22240), (460, 18904), (544, 15985), (556, 15640), (680, 12788), (695, 12512), (736, 11815), (782, 11120), (920, 9452), (1112, 7820), (1360, 6394), (1390, 6256), (1564, 5560), (1840, 4726), (1955, 4448), (2224, 3910), (2363, 3680), (2720, 3197), (2780, 3128)]