208575920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19603}}^1$

素因数の和:19642

約数の個数: 80

約数和(自身を含む): 583415040

約数和(自身を除く): 374839120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 19603, 39206, 78412, 98015, 137221, 156824, 196030, 274442, 313648, 372457, 392060, 548884, 686105, 744914, 784120, 1097768, 1372210, 1489828, 1568240, 1862285, 2195536, 2607199, 2744420, 2979656, 3724570, 5214398, 5488840, 5959312, 7449140, 10428796, 10977680, 13035995, 14898280, 20857592, 26071990, 29796560, 41715184, 52143980, 104287960, 208575920]

約数ペア:

[(1, 208575920), (2, 104287960), (4, 52143980), (5, 41715184), (7, 29796560), (8, 26071990), (10, 20857592), (14, 14898280), (16, 13035995), (19, 10977680), (20, 10428796), (28, 7449140), (35, 5959312), (38, 5488840), (40, 5214398), (56, 3724570), (70, 2979656), (76, 2744420), (80, 2607199), (95, 2195536), (112, 1862285), (133, 1568240), (140, 1489828), (152, 1372210), (190, 1097768), (266, 784120), (280, 744914), (304, 686105), (380, 548884), (532, 392060), (560, 372457), (665, 313648), (760, 274442), (1064, 196030), (1330, 156824), (1520, 137221), (2128, 98015), (2660, 78412), (5320, 39206), (10640, 19603)]