26937820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 75273408

約数和(自身を除く): 48335588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 41, 52, 65, 70, 76, 82, 91, 95, 130, 133, 140, 164, 182, 190, 205, 247, 260, 266, 287, 361, 364, 380, 410, 455, 494, 532, 533, 574, 665, 722, 779, 820, 910, 988, 1066, 1148, 1235, 1330, 1435, 1444, 1558, 1729, 1805, 1820, 2132, 2470, 2527, 2660, 2665, 2870, 3116, 3458, 3610, 3731, 3895, 4693, 4940, 5054, 5330, 5453, 5740, 6916, 7220, 7462, 7790, 8645, 9386, 10108, 10127, 10660, 10906, 12635, 14801, 14924, 15580, 17290, 18655, 18772, 20254, 21812, 23465, 25270, 27265, 29602, 32851, 34580, 37310, 40508, 46930, 50540, 50635, 54530, 59204, 65702, 70889, 74005, 74620, 93860, 101270, 103607, 109060, 131404, 141778, 148010, 164255, 192413, 202540, 207214, 283556, 296020, 328510, 354445, 384826, 414428, 518035, 657020, 708890, 769652, 962065, 1036070, 1346891, 1417780, 1924130, 2072140, 2693782, 3848260, 5387564, 6734455, 13468910, 26937820]

約数ペア:

[(1, 26937820), (2, 13468910), (4, 6734455), (5, 5387564), (7, 3848260), (10, 2693782), (13, 2072140), (14, 1924130), (19, 1417780), (20, 1346891), (26, 1036070), (28, 962065), (35, 769652), (38, 708890), (41, 657020), (52, 518035), (65, 414428), (70, 384826), (76, 354445), (82, 328510), (91, 296020), (95, 283556), (130, 207214), (133, 202540), (140, 192413), (164, 164255), (182, 148010), (190, 141778), (205, 131404), (247, 109060), (260, 103607), (266, 101270), (287, 93860), (361, 74620), (364, 74005), (380, 70889), (410, 65702), (455, 59204), (494, 54530), (532, 50635), (533, 50540), (574, 46930), (665, 40508), (722, 37310), (779, 34580), (820, 32851), (910, 29602), (988, 27265), (1066, 25270), (1148, 23465), (1235, 21812), (1330, 20254), (1435, 18772), (1444, 18655), (1558, 17290), (1729, 15580), (1805, 14924), (1820, 14801), (2132, 12635), (2470, 10906), (2527, 10660), (2660, 10127), (2665, 10108), (2870, 9386), (3116, 8645), (3458, 7790), (3610, 7462), (3731, 7220), (3895, 6916), (4693, 5740), (4940, 5453), (5054, 5330)]