613847120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{247519}}^1$

素因数の和:247563

約数の個数: 40

約数和(自身を含む): 1473239040

約数和(自身を除く): 859391920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 247519, 495038, 990076, 1237595, 1980152, 2475190, 3960304, 4950380, 7673089, 9900760, 15346178, 19801520, 30692356, 38365445, 61384712, 76730890, 122769424, 153461780, 306923560, 613847120]

約数ペア:

[(1, 613847120), (2, 306923560), (4, 153461780), (5, 122769424), (8, 76730890), (10, 61384712), (16, 38365445), (20, 30692356), (31, 19801520), (40, 15346178), (62, 9900760), (80, 7673089), (124, 4950380), (155, 3960304), (248, 2475190), (310, 1980152), (496, 1237595), (620, 990076), (1240, 495038), (2480, 247519)]