87762920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{44777}}^1$

素因数の和:44802

約数の個数: 48

約数和(自身を含む): 229711140

約数和(自身を除く): 141948220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 44777, 89554, 179108, 223885, 313439, 358216, 447770, 626878, 895540, 1253756, 1567195, 1791080, 2194073, 2507512, 3134390, 4388146, 6268780, 8776292, 10970365, 12537560, 17552584, 21940730, 43881460, 87762920]

約数ペア:

[(1, 87762920), (2, 43881460), (4, 21940730), (5, 17552584), (7, 12537560), (8, 10970365), (10, 8776292), (14, 6268780), (20, 4388146), (28, 3134390), (35, 2507512), (40, 2194073), (49, 1791080), (56, 1567195), (70, 1253756), (98, 895540), (140, 626878), (196, 447770), (245, 358216), (280, 313439), (392, 223885), (490, 179108), (980, 89554), (1960, 44777)]