2173960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3269240

約数列:

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

約数ペア:

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