2079760984

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 4815360000

約数和(自身を除く): 2735599016

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 109, 116, 124, 203, 217, 218, 232, 248, 379, 406, 434, 436, 758, 763, 812, 868, 872, 899, 1516, 1526, 1624, 1736, 1798, 2653, 3032, 3052, 3161, 3379, 3596, 5306, 6104, 6293, 6322, 6758, 7192, 10612, 10991, 11749, 12586, 12644, 13516, 21224, 21982, 22127, 23498, 23653, 25172, 25288, 27032, 41311, 43964, 44254, 46996, 47306, 50344, 76937, 82243, 82622, 87928, 88508, 93992, 94612, 97991, 153874, 164486, 165244, 177016, 189224, 195982, 289177, 307748, 328972, 330488, 340721, 391964, 578354, 615496, 657944, 681442, 685937, 783928, 1156708, 1198019, 1280641, 1362884, 1371874, 2313416, 2385047, 2396038, 2561282, 2725768, 2743748, 4770094, 4792076, 5122564, 5487496, 8386133, 8964487, 9540188, 9584152, 10245128, 16772266, 17928974, 19080376, 33544532, 35857948, 37138589, 67089064, 71715896, 74277178, 148554356, 259970123, 297108712, 519940246, 1039880492, 2079760984]

約数ペア:

[(1, 2079760984), (2, 1039880492), (4, 519940246), (7, 297108712), (8, 259970123), (14, 148554356), (28, 74277178), (29, 71715896), (31, 67089064), (56, 37138589), (58, 35857948), (62, 33544532), (109, 19080376), (116, 17928974), (124, 16772266), (203, 10245128), (217, 9584152), (218, 9540188), (232, 8964487), (248, 8386133), (379, 5487496), (406, 5122564), (434, 4792076), (436, 4770094), (758, 2743748), (763, 2725768), (812, 2561282), (868, 2396038), (872, 2385047), (899, 2313416), (1516, 1371874), (1526, 1362884), (1624, 1280641), (1736, 1198019), (1798, 1156708), (2653, 783928), (3032, 685937), (3052, 681442), (3161, 657944), (3379, 615496), (3596, 578354), (5306, 391964), (6104, 340721), (6293, 330488), (6322, 328972), (6758, 307748), (7192, 289177), (10612, 195982), (10991, 189224), (11749, 177016), (12586, 165244), (12644, 164486), (13516, 153874), (21224, 97991), (21982, 94612), (22127, 93992), (23498, 88508), (23653, 87928), (25172, 82622), (25288, 82243), (27032, 76937), (41311, 50344), (43964, 47306), (44254, 46996)]