70954220

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{20507}}^1$

素因数の和:20689

約数の個数: 24

約数和(自身を含む): 149872464

約数和(自身を除く): 78918244

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 20507, 41014, 82028, 102535, 205070, 410140, 3547711, 7095422, 14190844, 17738555, 35477110, 70954220]

約数ペア:

[(1, 70954220), (2, 35477110), (4, 17738555), (5, 14190844), (10, 7095422), (20, 3547711), (173, 410140), (346, 205070), (692, 102535), (865, 82028), (1730, 41014), (3460, 20507)]