1840807640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3253}}^1$

素因数の和:3361

約数の個数: 128

約数和(自身を含む): 4948162560

約数和(自身を除く): 3107354920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 47, 56, 70, 86, 94, 140, 172, 188, 215, 235, 280, 301, 329, 344, 376, 430, 470, 602, 658, 860, 940, 1204, 1316, 1505, 1645, 1720, 1880, 2021, 2408, 2632, 3010, 3253, 3290, 4042, 6020, 6506, 6580, 8084, 10105, 12040, 13012, 13160, 14147, 16168, 16265, 20210, 22771, 26024, 28294, 32530, 40420, 45542, 56588, 65060, 70735, 80840, 91084, 113176, 113855, 130120, 139879, 141470, 152891, 182168, 227710, 279758, 282940, 305782, 455420, 559516, 565880, 611564, 699395, 764455, 910840, 979153, 1070237, 1119032, 1223128, 1398790, 1528910, 1958306, 2140474, 2797580, 3057820, 3916612, 4280948, 4895765, 5351185, 5595160, 6115640, 6574313, 7833224, 8561896, 9791530, 10702370, 13148626, 19583060, 21404740, 26297252, 32871565, 39166120, 42809480, 46020191, 52594504, 65743130, 92040382, 131486260, 184080764, 230100955, 262972520, 368161528, 460201910, 920403820, 1840807640]

約数ペア:

[(1, 1840807640), (2, 920403820), (4, 460201910), (5, 368161528), (7, 262972520), (8, 230100955), (10, 184080764), (14, 131486260), (20, 92040382), (28, 65743130), (35, 52594504), (40, 46020191), (43, 42809480), (47, 39166120), (56, 32871565), (70, 26297252), (86, 21404740), (94, 19583060), (140, 13148626), (172, 10702370), (188, 9791530), (215, 8561896), (235, 7833224), (280, 6574313), (301, 6115640), (329, 5595160), (344, 5351185), (376, 4895765), (430, 4280948), (470, 3916612), (602, 3057820), (658, 2797580), (860, 2140474), (940, 1958306), (1204, 1528910), (1316, 1398790), (1505, 1223128), (1645, 1119032), (1720, 1070237), (1880, 979153), (2021, 910840), (2408, 764455), (2632, 699395), (3010, 611564), (3253, 565880), (3290, 559516), (4042, 455420), (6020, 305782), (6506, 282940), (6580, 279758), (8084, 227710), (10105, 182168), (12040, 152891), (13012, 141470), (13160, 139879), (14147, 130120), (16168, 113855), (16265, 113176), (20210, 91084), (22771, 80840), (26024, 70735), (28294, 65060), (32530, 56588), (40420, 45542)]