39964756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 81348624

約数和(自身を除く): 41383868

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 68, 106, 212, 221, 442, 689, 853, 884, 901, 1378, 1706, 1802, 2756, 3412, 3604, 11089, 11713, 14501, 22178, 23426, 29002, 44356, 45209, 46852, 58004, 90418, 180836, 188513, 377026, 587717, 754052, 768553, 1175434, 1537106, 2350868, 3074212, 9991189, 19982378, 39964756]

約数ペア:

[(1, 39964756), (2, 19982378), (4, 9991189), (13, 3074212), (17, 2350868), (26, 1537106), (34, 1175434), (52, 768553), (53, 754052), (68, 587717), (106, 377026), (212, 188513), (221, 180836), (442, 90418), (689, 58004), (853, 46852), (884, 45209), (901, 44356), (1378, 29002), (1706, 23426), (1802, 22178), (2756, 14501), (3412, 11713), (3604, 11089)]