23944120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13921}}^1$

素因数の和:13975

約数の個数: 32

約数和(自身を含む): 55131120

約数和(自身を除く): 31187000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13921, 27842, 55684, 69605, 111368, 139210, 278420, 556840, 598603, 1197206, 2394412, 2993015, 4788824, 5986030, 11972060, 23944120]

約数ペア:

[(1, 23944120), (2, 11972060), (4, 5986030), (5, 4788824), (8, 2993015), (10, 2394412), (20, 1197206), (40, 598603), (43, 556840), (86, 278420), (172, 139210), (215, 111368), (344, 69605), (430, 55684), (860, 27842), (1720, 13921)]