126236440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1021}}^1$

素因数の和:1324

約数の個数: 64

約数和(自身を含む): 311260320

約数和(自身を除く): 185023880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 281, 440, 562, 1021, 1124, 1405, 2042, 2248, 2810, 3091, 4084, 5105, 5620, 6182, 8168, 10210, 11231, 11240, 12364, 15455, 20420, 22462, 24728, 30910, 40840, 44924, 56155, 61820, 89848, 112310, 123640, 224620, 286901, 449240, 573802, 1147604, 1434505, 2295208, 2869010, 3155911, 5738020, 6311822, 11476040, 12623644, 15779555, 25247288, 31559110, 63118220, 126236440]

約数ペア:

[(1, 126236440), (2, 63118220), (4, 31559110), (5, 25247288), (8, 15779555), (10, 12623644), (11, 11476040), (20, 6311822), (22, 5738020), (40, 3155911), (44, 2869010), (55, 2295208), (88, 1434505), (110, 1147604), (220, 573802), (281, 449240), (440, 286901), (562, 224620), (1021, 123640), (1124, 112310), (1405, 89848), (2042, 61820), (2248, 56155), (2810, 44924), (3091, 40840), (4084, 30910), (5105, 24728), (5620, 22462), (6182, 20420), (8168, 15455), (10210, 12364), (11231, 11240)]