12455680

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 30758112

約数和(自身を除く): 18302432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 263, 296, 320, 370, 526, 592, 640, 740, 1052, 1184, 1280, 1315, 1480, 2104, 2368, 2630, 2960, 4208, 4736, 5260, 5920, 8416, 9472, 9731, 10520, 11840, 16832, 19462, 21040, 23680, 33664, 38924, 42080, 47360, 48655, 67328, 77848, 84160, 97310, 155696, 168320, 194620, 311392, 336640, 389240, 622784, 778480, 1245568, 1556960, 2491136, 3113920, 6227840, 12455680]

約数ペア:

[(1, 12455680), (2, 6227840), (4, 3113920), (5, 2491136), (8, 1556960), (10, 1245568), (16, 778480), (20, 622784), (32, 389240), (37, 336640), (40, 311392), (64, 194620), (74, 168320), (80, 155696), (128, 97310), (148, 84160), (160, 77848), (185, 67328), (256, 48655), (263, 47360), (296, 42080), (320, 38924), (370, 33664), (526, 23680), (592, 21040), (640, 19462), (740, 16832), (1052, 11840), (1184, 10520), (1280, 9731), (1315, 9472), (1480, 8416), (2104, 5920), (2368, 5260), (2630, 4736), (2960, 4208)]