868557880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{21649}}^1$

素因数の和:21736

約数の個数: 64

約数和(自身を含む): 2104380000

約数和(自身を除く): 1235822120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 1003, 1180, 2006, 2360, 4012, 5015, 8024, 10030, 20060, 21649, 40120, 43298, 86596, 108245, 173192, 216490, 368033, 432980, 736066, 865960, 1277291, 1472132, 1840165, 2554582, 2944264, 3680330, 5109164, 6386455, 7360660, 10218328, 12772910, 14721320, 21713947, 25545820, 43427894, 51091640, 86855788, 108569735, 173711576, 217139470, 434278940, 868557880]

約数ペア:

[(1, 868557880), (2, 434278940), (4, 217139470), (5, 173711576), (8, 108569735), (10, 86855788), (17, 51091640), (20, 43427894), (34, 25545820), (40, 21713947), (59, 14721320), (68, 12772910), (85, 10218328), (118, 7360660), (136, 6386455), (170, 5109164), (236, 3680330), (295, 2944264), (340, 2554582), (472, 1840165), (590, 1472132), (680, 1277291), (1003, 865960), (1180, 736066), (2006, 432980), (2360, 368033), (4012, 216490), (5015, 173192), (8024, 108245), (10030, 86596), (20060, 43298), (21649, 40120)]