23395420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 51000768

約数和(自身を除く): 27605348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 277, 410, 412, 515, 554, 820, 1030, 1108, 1385, 2060, 2770, 4223, 5540, 8446, 11357, 16892, 21115, 22714, 28531, 42230, 45428, 56785, 57062, 84460, 113570, 114124, 142655, 227140, 285310, 570620, 1169771, 2339542, 4679084, 5848855, 11697710, 23395420]

約数ペア:

[(1, 23395420), (2, 11697710), (4, 5848855), (5, 4679084), (10, 2339542), (20, 1169771), (41, 570620), (82, 285310), (103, 227140), (164, 142655), (205, 114124), (206, 113570), (277, 84460), (410, 57062), (412, 56785), (515, 45428), (554, 42230), (820, 28531), (1030, 22714), (1108, 21115), (1385, 16892), (2060, 11357), (2770, 8446), (4223, 5540)]