31863260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{857}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 79135056

約数和(自身を除く): 47271796

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 857, 1430, 1690, 1714, 1859, 2860, 3380, 3428, 3718, 4285, 7436, 8570, 9295, 9427, 11141, 17140, 18590, 18854, 22282, 37180, 37708, 44564, 47135, 55705, 94270, 111410, 122551, 144833, 188540, 222820, 245102, 289666, 490204, 579332, 612755, 724165, 1225510, 1448330, 1593163, 2451020, 2896660, 3186326, 6372652, 7965815, 15931630, 31863260]

約数ペア:

[(1, 31863260), (2, 15931630), (4, 7965815), (5, 6372652), (10, 3186326), (11, 2896660), (13, 2451020), (20, 1593163), (22, 1448330), (26, 1225510), (44, 724165), (52, 612755), (55, 579332), (65, 490204), (110, 289666), (130, 245102), (143, 222820), (169, 188540), (220, 144833), (260, 122551), (286, 111410), (338, 94270), (572, 55705), (676, 47135), (715, 44564), (845, 37708), (857, 37180), (1430, 22282), (1690, 18854), (1714, 18590), (1859, 17140), (2860, 11141), (3380, 9427), (3428, 9295), (3718, 8570), (4285, 7436)]