49806940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{557}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 111367872

約数和(自身を除く): 61560932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 526, 557, 1052, 1114, 1315, 2228, 2630, 2785, 4471, 5260, 5570, 8942, 9469, 11140, 17884, 18938, 22355, 37876, 44710, 47345, 89420, 94690, 146491, 189380, 292982, 585964, 732455, 1464910, 2490347, 2929820, 4980694, 9961388, 12451735, 24903470, 49806940]

約数ペア:

[(1, 49806940), (2, 24903470), (4, 12451735), (5, 9961388), (10, 4980694), (17, 2929820), (20, 2490347), (34, 1464910), (68, 732455), (85, 585964), (170, 292982), (263, 189380), (340, 146491), (526, 94690), (557, 89420), (1052, 47345), (1114, 44710), (1315, 37876), (2228, 22355), (2630, 18938), (2785, 17884), (4471, 11140), (5260, 9469), (5570, 8942)]