1280720072

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{4326757}}^1$

素因数の和:4326800

約数の個数: 16

約数和(自身を含む): 2466252060

約数和(自身を除く): 1185531988

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 4326757, 8653514, 17307028, 34614056, 160090009, 320180018, 640360036, 1280720072]

約数ペア:

[(1, 1280720072), (2, 640360036), (4, 320180018), (8, 160090009), (37, 34614056), (74, 17307028), (148, 8653514), (296, 4326757)]