30729040

素因数分解:

$2^4\times 5^1\times {\mathrm{384113}}^1$

素因数の和:384126

約数の個数: 20

約数和(自身を含む): 71445204

約数和(自身を除く): 40716164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 384113, 768226, 1536452, 1920565, 3072904, 3841130, 6145808, 7682260, 15364520, 30729040]

約数ペア:

[(1, 30729040), (2, 15364520), (4, 7682260), (5, 6145808), (8, 3841130), (10, 3072904), (16, 1920565), (20, 1536452), (40, 768226), (80, 384113)]