2228618620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{5903}}^1$

素因数の和:6394

約数の個数: 48

約数和(自身を含む): 4800660480

約数和(自身を除く): 2572041860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 439, 860, 878, 1756, 2195, 4390, 5903, 8780, 11806, 18877, 23612, 29515, 37754, 59030, 75508, 94385, 118060, 188770, 253829, 377540, 507658, 1015316, 1269145, 2538290, 2591417, 5076580, 5182834, 10365668, 12957085, 25914170, 51828340, 111430931, 222861862, 445723724, 557154655, 1114309310, 2228618620]

約数ペア:

[(1, 2228618620), (2, 1114309310), (4, 557154655), (5, 445723724), (10, 222861862), (20, 111430931), (43, 51828340), (86, 25914170), (172, 12957085), (215, 10365668), (430, 5182834), (439, 5076580), (860, 2591417), (878, 2538290), (1756, 1269145), (2195, 1015316), (4390, 507658), (5903, 377540), (8780, 253829), (11806, 188770), (18877, 118060), (23612, 94385), (29515, 75508), (37754, 59030)]