12719360

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 32131680

約数和(自身を除く): 19412320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 523, 608, 640, 760, 1046, 1216, 1280, 1520, 2092, 2432, 2615, 3040, 4184, 4864, 5230, 6080, 8368, 9937, 10460, 12160, 16736, 19874, 20920, 24320, 33472, 39748, 41840, 49685, 66944, 79496, 83680, 99370, 133888, 158992, 167360, 198740, 317984, 334720, 397480, 635968, 669440, 794960, 1271936, 1589920, 2543872, 3179840, 6359680, 12719360]

約数ペア:

[(1, 12719360), (2, 6359680), (4, 3179840), (5, 2543872), (8, 1589920), (10, 1271936), (16, 794960), (19, 669440), (20, 635968), (32, 397480), (38, 334720), (40, 317984), (64, 198740), (76, 167360), (80, 158992), (95, 133888), (128, 99370), (152, 83680), (160, 79496), (190, 66944), (256, 49685), (304, 41840), (320, 39748), (380, 33472), (523, 24320), (608, 20920), (640, 19874), (760, 16736), (1046, 12160), (1216, 10460), (1280, 9937), (1520, 8368), (2092, 6080), (2432, 5230), (2615, 4864), (3040, 4184)]