1964690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 4644864

約数和(自身を除く): 2680174

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 127, 130, 170, 182, 221, 238, 254, 442, 455, 595, 635, 889, 910, 1105, 1190, 1270, 1547, 1651, 1778, 2159, 2210, 3094, 3302, 4318, 4445, 7735, 8255, 8890, 10795, 11557, 15113, 15470, 16510, 21590, 23114, 28067, 30226, 56134, 57785, 75565, 115570, 140335, 151130, 196469, 280670, 392938, 982345, 1964690]

約数ペア:

[(1, 1964690), (2, 982345), (5, 392938), (7, 280670), (10, 196469), (13, 151130), (14, 140335), (17, 115570), (26, 75565), (34, 57785), (35, 56134), (65, 30226), (70, 28067), (85, 23114), (91, 21590), (119, 16510), (127, 15470), (130, 15113), (170, 11557), (182, 10795), (221, 8890), (238, 8255), (254, 7735), (442, 4445), (455, 4318), (595, 3302), (635, 3094), (889, 2210), (910, 2159), (1105, 1778), (1190, 1651), (1270, 1547)]