20808280600

素因数分解:

$2^3\times 5^2\times {\mathrm{2749}}^1\times {\mathrm{37847}}^1$

素因数の和:40612

約数の個数: 48

約数和(自身を含む): 48398130000

約数和(自身を除く): 27589849400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2749, 5498, 10996, 13745, 21992, 27490, 37847, 54980, 68725, 75694, 109960, 137450, 151388, 189235, 274900, 302776, 378470, 549800, 756940, 946175, 1513880, 1892350, 3784700, 7569400, 104041403, 208082806, 416165612, 520207015, 832331224, 1040414030, 2080828060, 2601035075, 4161656120, 5202070150, 10404140300, 20808280600]

約数ペア:

[(1, 20808280600), (2, 10404140300), (4, 5202070150), (5, 4161656120), (8, 2601035075), (10, 2080828060), (20, 1040414030), (25, 832331224), (40, 520207015), (50, 416165612), (100, 208082806), (200, 104041403), (2749, 7569400), (5498, 3784700), (10996, 1892350), (13745, 1513880), (21992, 946175), (27490, 756940), (37847, 549800), (54980, 378470), (68725, 302776), (75694, 274900), (109960, 189235), (137450, 151388)]