208410020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 541863168

約数和(自身を除く): 333453148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 307, 364, 373, 455, 614, 746, 910, 1228, 1492, 1535, 1820, 1865, 2149, 2611, 3070, 3730, 3991, 4298, 4849, 5222, 6140, 7460, 7982, 8596, 9698, 10444, 10745, 13055, 15964, 19396, 19955, 21490, 24245, 26110, 27937, 33943, 39910, 42980, 48490, 52220, 55874, 67886, 79820, 96980, 111748, 114511, 135772, 139685, 169715, 229022, 279370, 339430, 458044, 558740, 572555, 678860, 801577, 1145110, 1488643, 1603154, 2290220, 2977286, 3206308, 4007885, 5954572, 7443215, 8015770, 10420501, 14886430, 16031540, 20841002, 29772860, 41682004, 52102505, 104205010, 208410020]

約数ペア:

[(1, 208410020), (2, 104205010), (4, 52102505), (5, 41682004), (7, 29772860), (10, 20841002), (13, 16031540), (14, 14886430), (20, 10420501), (26, 8015770), (28, 7443215), (35, 5954572), (52, 4007885), (65, 3206308), (70, 2977286), (91, 2290220), (130, 1603154), (140, 1488643), (182, 1145110), (260, 801577), (307, 678860), (364, 572555), (373, 558740), (455, 458044), (614, 339430), (746, 279370), (910, 229022), (1228, 169715), (1492, 139685), (1535, 135772), (1820, 114511), (1865, 111748), (2149, 96980), (2611, 79820), (3070, 67886), (3730, 55874), (3991, 52220), (4298, 48490), (4849, 42980), (5222, 39910), (6140, 33943), (7460, 27937), (7982, 26110), (8596, 24245), (9698, 21490), (10444, 19955), (10745, 19396), (13055, 15964)]