8034388040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{63907}}^1$

素因数の和:64374

約数の個数: 64

約数和(自身を含む): 20706192000

約数和(自身を除く): 12671803960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 898, 1796, 2245, 3143, 3592, 4490, 6286, 8980, 12572, 15715, 17960, 25144, 31430, 62860, 63907, 125720, 127814, 255628, 319535, 447349, 511256, 639070, 894698, 1278140, 1789396, 2236745, 2556280, 3578792, 4473490, 8946980, 17893960, 28694243, 57388486, 114776972, 143471215, 200859701, 229553944, 286942430, 401719402, 573884860, 803438804, 1004298505, 1147769720, 1606877608, 2008597010, 4017194020, 8034388040]

約数ペア:

[(1, 8034388040), (2, 4017194020), (4, 2008597010), (5, 1606877608), (7, 1147769720), (8, 1004298505), (10, 803438804), (14, 573884860), (20, 401719402), (28, 286942430), (35, 229553944), (40, 200859701), (56, 143471215), (70, 114776972), (140, 57388486), (280, 28694243), (449, 17893960), (898, 8946980), (1796, 4473490), (2245, 3578792), (3143, 2556280), (3592, 2236745), (4490, 1789396), (6286, 1278140), (8980, 894698), (12572, 639070), (15715, 511256), (17960, 447349), (25144, 319535), (31430, 255628), (62860, 127814), (63907, 125720)]