201710680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1988

約数の個数: 64

約数和(自身を含む): 472753440

約数和(自身を除く): 271042760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 740, 1460, 1480, 1867, 2701, 2920, 3734, 5402, 7468, 9335, 10804, 13505, 14936, 18670, 21608, 27010, 37340, 54020, 69079, 74680, 108040, 136291, 138158, 272582, 276316, 345395, 545164, 552632, 681455, 690790, 1090328, 1362910, 1381580, 2725820, 2763160, 5042767, 5451640, 10085534, 20171068, 25213835, 40342136, 50427670, 100855340, 201710680]

約数ペア:

[(1, 201710680), (2, 100855340), (4, 50427670), (5, 40342136), (8, 25213835), (10, 20171068), (20, 10085534), (37, 5451640), (40, 5042767), (73, 2763160), (74, 2725820), (146, 1381580), (148, 1362910), (185, 1090328), (292, 690790), (296, 681455), (365, 552632), (370, 545164), (584, 345395), (730, 276316), (740, 272582), (1460, 138158), (1480, 136291), (1867, 108040), (2701, 74680), (2920, 69079), (3734, 54020), (5402, 37340), (7468, 27010), (9335, 21608), (10804, 18670), (13505, 14936)]