120492020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 289529856

約数和(自身を除く): 169037836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 47, 55, 86, 94, 110, 172, 188, 215, 220, 235, 271, 430, 470, 473, 517, 542, 860, 940, 946, 1034, 1084, 1355, 1892, 2021, 2068, 2365, 2585, 2710, 2981, 4042, 4730, 5170, 5420, 5962, 8084, 9460, 10105, 10340, 11653, 11924, 12737, 14905, 20210, 22231, 23306, 25474, 29810, 40420, 44462, 46612, 50948, 58265, 59620, 63685, 88924, 111155, 116530, 127370, 128183, 140107, 222310, 233060, 254740, 256366, 280214, 444620, 512732, 547691, 560428, 640915, 700535, 1095382, 1281830, 1401070, 2190764, 2563660, 2738455, 2802140, 5476910, 6024601, 10953820, 12049202, 24098404, 30123005, 60246010, 120492020]

約数ペア:

[(1, 120492020), (2, 60246010), (4, 30123005), (5, 24098404), (10, 12049202), (11, 10953820), (20, 6024601), (22, 5476910), (43, 2802140), (44, 2738455), (47, 2563660), (55, 2190764), (86, 1401070), (94, 1281830), (110, 1095382), (172, 700535), (188, 640915), (215, 560428), (220, 547691), (235, 512732), (271, 444620), (430, 280214), (470, 256366), (473, 254740), (517, 233060), (542, 222310), (860, 140107), (940, 128183), (946, 127370), (1034, 116530), (1084, 111155), (1355, 88924), (1892, 63685), (2021, 59620), (2068, 58265), (2365, 50948), (2585, 46612), (2710, 44462), (2981, 40420), (4042, 29810), (4730, 25474), (5170, 23306), (5420, 22231), (5962, 20210), (8084, 14905), (9460, 12737), (10105, 11924), (10340, 11653)]