870814780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1153}}^1\times {\mathrm{3433}}^1$

素因数の和:4606

約数の個数: 48

約数和(自身を含む): 1997269344

約数和(自身を除く): 1126454564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1153, 2306, 3433, 4612, 5765, 6866, 11530, 12683, 13732, 17165, 23060, 25366, 34330, 37763, 50732, 63415, 68660, 75526, 126830, 151052, 188815, 253660, 377630, 755260, 3958249, 7916498, 15832996, 19791245, 39582490, 43540739, 79164980, 87081478, 174162956, 217703695, 435407390, 870814780]

約数ペア:

[(1, 870814780), (2, 435407390), (4, 217703695), (5, 174162956), (10, 87081478), (11, 79164980), (20, 43540739), (22, 39582490), (44, 19791245), (55, 15832996), (110, 7916498), (220, 3958249), (1153, 755260), (2306, 377630), (3433, 253660), (4612, 188815), (5765, 151052), (6866, 126830), (11530, 75526), (12683, 68660), (13732, 63415), (17165, 50732), (23060, 37763), (25366, 34330)]