4347920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 11249280

約数和(自身を除く): 6901360

約数列:

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

約数ペア:

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