11888820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^2$

素因数の和:529

約数の個数: 54

約数和(自身を含む): 36203622

約数和(自身を除く): 24314802

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4626, 5140, 7710, 9252, 11565, 15420, 23130, 46260, 66049, 132098, 198147, 264196, 330245, 396294, 594441, 660490, 792588, 990735, 1188882, 1320980, 1981470, 2377764, 2972205, 3962940, 5944410, 11888820]

約数ペア:

[(1, 11888820), (2, 5944410), (3, 3962940), (4, 2972205), (5, 2377764), (6, 1981470), (9, 1320980), (10, 1188882), (12, 990735), (15, 792588), (18, 660490), (20, 594441), (30, 396294), (36, 330245), (45, 264196), (60, 198147), (90, 132098), (180, 66049), (257, 46260), (514, 23130), (771, 15420), (1028, 11565), (1285, 9252), (1542, 7710), (2313, 5140), (2570, 4626), (3084, 3855)]