3913340

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{503}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 8255520

約数和(自身を除く): 4342180

約数列:

[1, 2, 4, 5, 10, 20, 389, 503, 778, 1006, 1556, 1945, 2012, 2515, 3890, 5030, 7780, 10060, 195667, 391334, 782668, 978335, 1956670, 3913340]

約数ペア:

[(1, 3913340), (2, 1956670), (4, 978335), (5, 782668), (10, 391334), (20, 195667), (389, 10060), (503, 7780), (778, 5030), (1006, 3890), (1556, 2515), (1945, 2012)]