8188340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 18192384

約数和(自身を除く): 10004044

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 281, 310, 470, 562, 620, 940, 1124, 1405, 1457, 2810, 2914, 5620, 5828, 7285, 8711, 13207, 14570, 17422, 26414, 29140, 34844, 43555, 52828, 66035, 87110, 132070, 174220, 264140, 409417, 818834, 1637668, 2047085, 4094170, 8188340]

約数ペア:

[(1, 8188340), (2, 4094170), (4, 2047085), (5, 1637668), (10, 818834), (20, 409417), (31, 264140), (47, 174220), (62, 132070), (94, 87110), (124, 66035), (155, 52828), (188, 43555), (235, 34844), (281, 29140), (310, 26414), (470, 17422), (562, 14570), (620, 13207), (940, 8711), (1124, 7285), (1405, 5828), (1457, 5620), (2810, 2914)]