2447952020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1\times {\mathrm{3613}}^1$

素因数の和:5424

約数の個数: 48

約数和(自身を含む): 5415795840

約数和(自身を除く): 2967843820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1783, 3566, 3613, 7132, 7226, 8915, 14452, 17830, 18065, 33877, 35660, 36130, 67754, 68647, 72260, 135508, 137294, 169385, 274588, 338770, 343235, 677540, 686470, 1372940, 6441979, 12883958, 25767916, 32209895, 64419790, 122397601, 128839580, 244795202, 489590404, 611988005, 1223976010, 2447952020]

約数ペア:

[(1, 2447952020), (2, 1223976010), (4, 611988005), (5, 489590404), (10, 244795202), (19, 128839580), (20, 122397601), (38, 64419790), (76, 32209895), (95, 25767916), (190, 12883958), (380, 6441979), (1783, 1372940), (3566, 686470), (3613, 677540), (7132, 343235), (7226, 338770), (8915, 274588), (14452, 169385), (17830, 137294), (18065, 135508), (33877, 72260), (35660, 68647), (36130, 67754)]