38392980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 114960384

約数和(自身を除く): 76567404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 345, 430, 460, 516, 645, 647, 690, 860, 989, 1290, 1294, 1380, 1941, 1978, 2580, 2588, 2967, 3235, 3882, 3956, 4945, 5934, 6470, 7764, 9705, 9890, 11868, 12940, 14835, 14881, 19410, 19780, 27821, 29670, 29762, 38820, 44643, 55642, 59340, 59524, 74405, 83463, 89286, 111284, 139105, 148810, 166926, 178572, 223215, 278210, 297620, 333852, 417315, 446430, 556420, 639883, 834630, 892860, 1279766, 1669260, 1919649, 2559532, 3199415, 3839298, 6398830, 7678596, 9598245, 12797660, 19196490, 38392980]

約数ペア:

[(1, 38392980), (2, 19196490), (3, 12797660), (4, 9598245), (5, 7678596), (6, 6398830), (10, 3839298), (12, 3199415), (15, 2559532), (20, 1919649), (23, 1669260), (30, 1279766), (43, 892860), (46, 834630), (60, 639883), (69, 556420), (86, 446430), (92, 417315), (115, 333852), (129, 297620), (138, 278210), (172, 223215), (215, 178572), (230, 166926), (258, 148810), (276, 139105), (345, 111284), (430, 89286), (460, 83463), (516, 74405), (645, 59524), (647, 59340), (690, 55642), (860, 44643), (989, 38820), (1290, 29762), (1294, 29670), (1380, 27821), (1941, 19780), (1978, 19410), (2580, 14881), (2588, 14835), (2967, 12940), (3235, 11868), (3882, 9890), (3956, 9705), (4945, 7764), (5934, 6470)]