71895340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1889}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 165745440

約数和(自身を除く): 93850100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1889, 1903, 3460, 3778, 3806, 7556, 7612, 9445, 9515, 18890, 19030, 20779, 37780, 38060, 41558, 83116, 103895, 207790, 326797, 415580, 653594, 1307188, 1633985, 3267970, 3594767, 6535940, 7189534, 14379068, 17973835, 35947670, 71895340]

約数ペア:

[(1, 71895340), (2, 35947670), (4, 17973835), (5, 14379068), (10, 7189534), (11, 6535940), (20, 3594767), (22, 3267970), (44, 1633985), (55, 1307188), (110, 653594), (173, 415580), (220, 326797), (346, 207790), (692, 103895), (865, 83116), (1730, 41558), (1889, 38060), (1903, 37780), (3460, 20779), (3778, 19030), (3806, 18890), (7556, 9515), (7612, 9445)]