7440989780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{59921}}^1$

素因数の和:60824

約数の個数: 48

約数和(自身を含む): 17878807296

約数和(自身を除く): 10437817516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 887, 1774, 3548, 4435, 6209, 8870, 12418, 17740, 24836, 31045, 59921, 62090, 119842, 124180, 239684, 299605, 419447, 599210, 838894, 1198420, 1677788, 2097235, 4194470, 8388940, 53149927, 106299854, 212599708, 265749635, 372049489, 531499270, 744098978, 1062998540, 1488197956, 1860247445, 3720494890, 7440989780]

約数ペア:

[(1, 7440989780), (2, 3720494890), (4, 1860247445), (5, 1488197956), (7, 1062998540), (10, 744098978), (14, 531499270), (20, 372049489), (28, 265749635), (35, 212599708), (70, 106299854), (140, 53149927), (887, 8388940), (1774, 4194470), (3548, 2097235), (4435, 1677788), (6209, 1198420), (8870, 838894), (12418, 599210), (17740, 419447), (24836, 299605), (31045, 239684), (59921, 124180), (62090, 119842)]