56848280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 133462080

約数和(自身を除く): 76613800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 541, 568, 710, 740, 1082, 1420, 1480, 2164, 2627, 2705, 2840, 4328, 5254, 5410, 10508, 10820, 13135, 20017, 21016, 21640, 26270, 38411, 40034, 52540, 76822, 80068, 100085, 105080, 153644, 160136, 192055, 200170, 307288, 384110, 400340, 768220, 800680, 1421207, 1536440, 2842414, 5684828, 7106035, 11369656, 14212070, 28424140, 56848280]

約数ペア:

[(1, 56848280), (2, 28424140), (4, 14212070), (5, 11369656), (8, 7106035), (10, 5684828), (20, 2842414), (37, 1536440), (40, 1421207), (71, 800680), (74, 768220), (142, 400340), (148, 384110), (185, 307288), (284, 200170), (296, 192055), (355, 160136), (370, 153644), (541, 105080), (568, 100085), (710, 80068), (740, 76822), (1082, 52540), (1420, 40034), (1480, 38411), (2164, 26270), (2627, 21640), (2705, 21016), (2840, 20017), (4328, 13135), (5254, 10820), (5410, 10508)]