26117780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 39926380

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 311, 323, 340, 380, 442, 494, 622, 646, 884, 988, 1105, 1235, 1244, 1292, 1555, 1615, 2210, 2470, 3110, 3230, 4043, 4199, 4420, 4940, 5287, 5909, 6220, 6460, 8086, 8398, 10574, 11818, 16172, 16796, 20215, 20995, 21148, 23636, 26435, 29545, 40430, 41990, 52870, 59090, 68731, 76817, 80860, 83980, 100453, 105740, 118180, 137462, 153634, 200906, 274924, 307268, 343655, 384085, 401812, 502265, 687310, 768170, 1004530, 1305889, 1374620, 1536340, 2009060, 2611778, 5223556, 6529445, 13058890, 26117780]

約数ペア:

[(1, 26117780), (2, 13058890), (4, 6529445), (5, 5223556), (10, 2611778), (13, 2009060), (17, 1536340), (19, 1374620), (20, 1305889), (26, 1004530), (34, 768170), (38, 687310), (52, 502265), (65, 401812), (68, 384085), (76, 343655), (85, 307268), (95, 274924), (130, 200906), (170, 153634), (190, 137462), (221, 118180), (247, 105740), (260, 100453), (311, 83980), (323, 80860), (340, 76817), (380, 68731), (442, 59090), (494, 52870), (622, 41990), (646, 40430), (884, 29545), (988, 26435), (1105, 23636), (1235, 21148), (1244, 20995), (1292, 20215), (1555, 16796), (1615, 16172), (2210, 11818), (2470, 10574), (3110, 8398), (3230, 8086), (4043, 6460), (4199, 6220), (4420, 5909), (4940, 5287)]