19077560

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1979}}^1$

素因数の和:2231

約数の個数: 32

約数和(自身を含む): 43124400

約数和(自身を除く): 24046840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 1979, 2410, 3958, 4820, 7916, 9640, 9895, 15832, 19790, 39580, 79160, 476939, 953878, 1907756, 2384695, 3815512, 4769390, 9538780, 19077560]

約数ペア:

[(1, 19077560), (2, 9538780), (4, 4769390), (5, 3815512), (8, 2384695), (10, 1907756), (20, 953878), (40, 476939), (241, 79160), (482, 39580), (964, 19790), (1205, 15832), (1928, 9895), (1979, 9640), (2410, 7916), (3958, 4820)]