38087660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{557}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 86619456

約数和(自身を除く): 48531796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 557, 1052, 1114, 1315, 2228, 2630, 2785, 3419, 5260, 5570, 6838, 7241, 11140, 13676, 14482, 17095, 28964, 34190, 36205, 68380, 72410, 144820, 146491, 292982, 585964, 732455, 1464910, 1904383, 2929820, 3808766, 7617532, 9521915, 19043830, 38087660]

約数ペア:

[(1, 38087660), (2, 19043830), (4, 9521915), (5, 7617532), (10, 3808766), (13, 2929820), (20, 1904383), (26, 1464910), (52, 732455), (65, 585964), (130, 292982), (260, 146491), (263, 144820), (526, 72410), (557, 68380), (1052, 36205), (1114, 34190), (1315, 28964), (2228, 17095), (2630, 14482), (2785, 13676), (3419, 11140), (5260, 7241), (5570, 6838)]