20462120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73079}}^1$

素因数の和:73097

約数の個数: 32

約数和(自身を含む): 52617600

約数和(自身を除く): 32155480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 73079, 146158, 292316, 365395, 511553, 584632, 730790, 1023106, 1461580, 2046212, 2557765, 2923160, 4092424, 5115530, 10231060, 20462120]

約数ペア:

[(1, 20462120), (2, 10231060), (4, 5115530), (5, 4092424), (7, 2923160), (8, 2557765), (10, 2046212), (14, 1461580), (20, 1023106), (28, 730790), (35, 584632), (40, 511553), (56, 365395), (70, 292316), (140, 146158), (280, 73079)]