30213640

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4523}}^1$

素因数の和:4701

約数の個数: 32

約数和(自身を含む): 68402880

約数和(自身を除く): 38189240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 4523, 6680, 9046, 18092, 22615, 36184, 45230, 90460, 180920, 755341, 1510682, 3021364, 3776705, 6042728, 7553410, 15106820, 30213640]

約数ペア:

[(1, 30213640), (2, 15106820), (4, 7553410), (5, 6042728), (8, 3776705), (10, 3021364), (20, 1510682), (40, 755341), (167, 180920), (334, 90460), (668, 45230), (835, 36184), (1336, 22615), (1670, 18092), (3340, 9046), (4523, 6680)]