69457540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3889}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 156844800

約数和(自身を除く): 87387260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 3889, 4465, 7778, 8930, 15556, 17860, 19445, 38890, 73891, 77780, 147782, 182783, 295564, 365566, 369455, 731132, 738910, 913915, 1477820, 1827830, 3472877, 3655660, 6945754, 13891508, 17364385, 34728770, 69457540]

約数ペア:

[(1, 69457540), (2, 34728770), (4, 17364385), (5, 13891508), (10, 6945754), (19, 3655660), (20, 3472877), (38, 1827830), (47, 1477820), (76, 913915), (94, 738910), (95, 731132), (188, 369455), (190, 365566), (235, 295564), (380, 182783), (470, 147782), (893, 77780), (940, 73891), (1786, 38890), (3572, 19445), (3889, 17860), (4465, 15556), (7778, 8930)]