201510580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3559}}^1$

素因数の和:3736

約数の個数: 48

約数和(自身を含む): 448560000

約数和(自身を除く): 247049420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 3559, 5662, 7118, 11324, 14155, 14236, 17795, 28310, 35590, 56620, 67621, 71180, 135242, 270484, 338105, 530291, 676210, 1060582, 1352420, 2121164, 2651455, 5302910, 10075529, 10605820, 20151058, 40302116, 50377645, 100755290, 201510580]

約数ペア:

[(1, 201510580), (2, 100755290), (4, 50377645), (5, 40302116), (10, 20151058), (19, 10605820), (20, 10075529), (38, 5302910), (76, 2651455), (95, 2121164), (149, 1352420), (190, 1060582), (298, 676210), (380, 530291), (596, 338105), (745, 270484), (1490, 135242), (2831, 71180), (2980, 67621), (3559, 56620), (5662, 35590), (7118, 28310), (11324, 17795), (14155, 14236)]