2636616640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2731}}^1$

素因数の和:3186

約数の個数: 112

約数和(自身を含む): 7194645504

約数和(自身を除く): 4558028864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 431, 448, 560, 862, 1120, 1724, 2155, 2240, 2731, 3017, 3448, 4310, 5462, 6034, 6896, 8620, 10924, 12068, 13655, 13792, 15085, 17240, 19117, 21848, 24136, 27310, 27584, 30170, 34480, 38234, 43696, 48272, 54620, 60340, 68960, 76468, 87392, 95585, 96544, 109240, 120680, 137920, 152936, 174784, 191170, 193088, 218480, 241360, 305872, 382340, 436960, 482720, 611744, 764680, 873920, 965440, 1177061, 1223488, 1529360, 2354122, 3058720, 4708244, 5885305, 6117440, 8239427, 9416488, 11770610, 16478854, 18832976, 23541220, 32957708, 37665952, 41197135, 47082440, 65915416, 75331904, 82394270, 94164880, 131830832, 164788540, 188329760, 263661664, 329577080, 376659520, 527323328, 659154160, 1318308320, 2636616640]

約数ペア:

[(1, 2636616640), (2, 1318308320), (4, 659154160), (5, 527323328), (7, 376659520), (8, 329577080), (10, 263661664), (14, 188329760), (16, 164788540), (20, 131830832), (28, 94164880), (32, 82394270), (35, 75331904), (40, 65915416), (56, 47082440), (64, 41197135), (70, 37665952), (80, 32957708), (112, 23541220), (140, 18832976), (160, 16478854), (224, 11770610), (280, 9416488), (320, 8239427), (431, 6117440), (448, 5885305), (560, 4708244), (862, 3058720), (1120, 2354122), (1724, 1529360), (2155, 1223488), (2240, 1177061), (2731, 965440), (3017, 873920), (3448, 764680), (4310, 611744), (5462, 482720), (6034, 436960), (6896, 382340), (8620, 305872), (10924, 241360), (12068, 218480), (13655, 193088), (13792, 191170), (15085, 174784), (17240, 152936), (19117, 137920), (21848, 120680), (24136, 109240), (27310, 96544), (27584, 95585), (30170, 87392), (34480, 76468), (38234, 68960), (43696, 60340), (48272, 54620)]