1380804930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{31247}}^1$

素因数の和:31751

約数の個数: 48

約数和(自身を含む): 3597519744

約数和(自身を除く): 2216714814

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 982, 1473, 2455, 2946, 4419, 4910, 7365, 8838, 14730, 22095, 31247, 44190, 62494, 93741, 156235, 187482, 281223, 312470, 468705, 562446, 937410, 1406115, 2812230, 15342277, 30684554, 46026831, 76711385, 92053662, 138080493, 153422770, 230134155, 276160986, 460268310, 690402465, 1380804930]

約数ペア:

[(1, 1380804930), (2, 690402465), (3, 460268310), (5, 276160986), (6, 230134155), (9, 153422770), (10, 138080493), (15, 92053662), (18, 76711385), (30, 46026831), (45, 30684554), (90, 15342277), (491, 2812230), (982, 1406115), (1473, 937410), (2455, 562446), (2946, 468705), (4419, 312470), (4910, 281223), (7365, 187482), (8838, 156235), (14730, 93741), (22095, 62494), (31247, 44190)]