70420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 169344

約数和(自身を除く): 98924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 1006, 2012, 2515, 3521, 5030, 7042, 10060, 14084, 17605, 35210, 70420]

約数ペア:

[(1, 70420), (2, 35210), (4, 17605), (5, 14084), (7, 10060), (10, 7042), (14, 5030), (20, 3521), (28, 2515), (35, 2012), (70, 1006), (140, 503)]