657173660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229781}}^1$

素因数の和:229814

約数の個数: 48

約数和(自身を含む): 1621341792

約数和(自身を除く): 964168132

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 229781, 459562, 919124, 1148905, 2297810, 2527591, 2987153, 4595620, 5055182, 5974306, 10110364, 11948612, 12637955, 14935765, 25275910, 29871530, 32858683, 50551820, 59743060, 65717366, 131434732, 164293415, 328586830, 657173660]

約数ペア:

[(1, 657173660), (2, 328586830), (4, 164293415), (5, 131434732), (10, 65717366), (11, 59743060), (13, 50551820), (20, 32858683), (22, 29871530), (26, 25275910), (44, 14935765), (52, 12637955), (55, 11948612), (65, 10110364), (110, 5974306), (130, 5055182), (143, 4595620), (220, 2987153), (260, 2527591), (286, 2297810), (572, 1148905), (715, 919124), (1430, 459562), (2860, 229781)]