240158260

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{87649}}^1$

素因数の和:87795

約数の個数: 24

約数和(自身を含む): 508019400

約数和(自身を除く): 267861140

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 87649, 175298, 350596, 438245, 876490, 1752980, 12007913, 24015826, 48031652, 60039565, 120079130, 240158260]

約数ペア:

[(1, 240158260), (2, 120079130), (4, 60039565), (5, 48031652), (10, 24015826), (20, 12007913), (137, 1752980), (274, 876490), (548, 438245), (685, 350596), (1370, 175298), (2740, 87649)]