4602220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 11225088

約数和(自身を除く): 6622868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 463, 497, 710, 926, 994, 1420, 1852, 1988, 2315, 2485, 3241, 4630, 4970, 6482, 9260, 9940, 12964, 16205, 32410, 32873, 64820, 65746, 131492, 164365, 230111, 328730, 460222, 657460, 920444, 1150555, 2301110, 4602220]

約数ペア:

[(1, 4602220), (2, 2301110), (4, 1150555), (5, 920444), (7, 657460), (10, 460222), (14, 328730), (20, 230111), (28, 164365), (35, 131492), (70, 65746), (71, 64820), (140, 32873), (142, 32410), (284, 16205), (355, 12964), (463, 9940), (497, 9260), (710, 6482), (926, 4970), (994, 4630), (1420, 3241), (1852, 2485), (1988, 2315)]