20058070840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{10133}}^1$

素因数の和:10273

約数の個数: 128

約数和(自身を含む): 49645249920

約数和(自身を除く): 29587179080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 71, 82, 85, 136, 142, 164, 170, 205, 284, 328, 340, 355, 410, 568, 680, 697, 710, 820, 1207, 1394, 1420, 1640, 2414, 2788, 2840, 2911, 3485, 4828, 5576, 5822, 6035, 6970, 9656, 10133, 11644, 12070, 13940, 14555, 20266, 23288, 24140, 27880, 29110, 40532, 48280, 49487, 50665, 58220, 81064, 98974, 101330, 116440, 172261, 197948, 202660, 247435, 344522, 395896, 405320, 415453, 494870, 689044, 719443, 830906, 861305, 989740, 1378088, 1438886, 1661812, 1722610, 1979480, 2077265, 2877772, 3323624, 3445220, 3597215, 4154530, 5755544, 6890440, 7062701, 7194430, 8309060, 12230531, 14125402, 14388860, 16618120, 24461062, 28250804, 28777720, 29497163, 35313505, 48922124, 56501608, 58994326, 61152655, 70627010, 97844248, 117988652, 122305310, 141254020, 147485815, 235977304, 244610620, 282508040, 294971630, 489221240, 501451771, 589943260, 1002903542, 1179886520, 2005807084, 2507258855, 4011614168, 5014517710, 10029035420, 20058070840]

約数ペア:

[(1, 20058070840), (2, 10029035420), (4, 5014517710), (5, 4011614168), (8, 2507258855), (10, 2005807084), (17, 1179886520), (20, 1002903542), (34, 589943260), (40, 501451771), (41, 489221240), (68, 294971630), (71, 282508040), (82, 244610620), (85, 235977304), (136, 147485815), (142, 141254020), (164, 122305310), (170, 117988652), (205, 97844248), (284, 70627010), (328, 61152655), (340, 58994326), (355, 56501608), (410, 48922124), (568, 35313505), (680, 29497163), (697, 28777720), (710, 28250804), (820, 24461062), (1207, 16618120), (1394, 14388860), (1420, 14125402), (1640, 12230531), (2414, 8309060), (2788, 7194430), (2840, 7062701), (2911, 6890440), (3485, 5755544), (4828, 4154530), (5576, 3597215), (5822, 3445220), (6035, 3323624), (6970, 2877772), (9656, 2077265), (10133, 1979480), (11644, 1722610), (12070, 1661812), (13940, 1438886), (14555, 1378088), (20266, 989740), (23288, 861305), (24140, 830906), (27880, 719443), (29110, 689044), (40532, 494870), (48280, 415453), (49487, 405320), (50665, 395896), (58220, 344522), (81064, 247435), (98974, 202660), (101330, 197948), (116440, 172261)]