201996040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2339}}^1$

素因数の和:2494

約数の個数: 64

約数和(自身を含む): 485222400

約数和(自身を除く): 283226360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 340, 508, 635, 680, 1016, 1270, 2159, 2339, 2540, 4318, 4678, 5080, 8636, 9356, 10795, 11695, 17272, 18712, 21590, 23390, 39763, 43180, 46780, 79526, 86360, 93560, 159052, 198815, 297053, 318104, 397630, 594106, 795260, 1188212, 1485265, 1590520, 2376424, 2970530, 5049901, 5941060, 10099802, 11882120, 20199604, 25249505, 40399208, 50499010, 100998020, 201996040]

約数ペア:

[(1, 201996040), (2, 100998020), (4, 50499010), (5, 40399208), (8, 25249505), (10, 20199604), (17, 11882120), (20, 10099802), (34, 5941060), (40, 5049901), (68, 2970530), (85, 2376424), (127, 1590520), (136, 1485265), (170, 1188212), (254, 795260), (340, 594106), (508, 397630), (635, 318104), (680, 297053), (1016, 198815), (1270, 159052), (2159, 93560), (2339, 86360), (2540, 79526), (4318, 46780), (4678, 43180), (5080, 39763), (8636, 23390), (9356, 21590), (10795, 18712), (11695, 17272)]