154228520

素因数分解:

$2^3\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{2833}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 347391720

約数和(自身を除く): 193163200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1361, 2722, 2833, 5444, 5666, 6805, 10888, 11332, 13610, 14165, 22664, 27220, 28330, 54440, 56660, 113320, 3855713, 7711426, 15422852, 19278565, 30845704, 38557130, 77114260, 154228520]

約数ペア:

[(1, 154228520), (2, 77114260), (4, 38557130), (5, 30845704), (8, 19278565), (10, 15422852), (20, 7711426), (40, 3855713), (1361, 113320), (2722, 56660), (2833, 54440), (5444, 28330), (5666, 27220), (6805, 22664), (10888, 14165), (11332, 13610)]