124409620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 266978880

約数和(自身を除く): 142569260

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 227, 268, 335, 409, 454, 670, 818, 908, 1135, 1340, 1636, 2045, 2270, 4090, 4540, 8180, 15209, 27403, 30418, 54806, 60836, 76045, 92843, 109612, 137015, 152090, 185686, 274030, 304180, 371372, 464215, 548060, 928430, 1856860, 6220481, 12440962, 24881924, 31102405, 62204810, 124409620]

約数ペア:

[(1, 124409620), (2, 62204810), (4, 31102405), (5, 24881924), (10, 12440962), (20, 6220481), (67, 1856860), (134, 928430), (227, 548060), (268, 464215), (335, 371372), (409, 304180), (454, 274030), (670, 185686), (818, 152090), (908, 137015), (1135, 109612), (1340, 92843), (1636, 76045), (2045, 60836), (2270, 54806), (4090, 30418), (4540, 27403), (8180, 15209)]