20343102910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:974

約数の個数: 96

約数和(自身を含む): 40349391840

約数和(自身を除く): 20006288930

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 211, 338, 422, 445, 641, 845, 890, 1055, 1157, 1282, 1690, 2110, 2314, 2743, 3205, 5486, 5785, 6410, 8333, 11570, 13715, 15041, 16666, 18779, 27430, 30082, 35659, 37558, 41665, 57049, 71318, 75205, 83330, 93895, 108329, 114098, 135251, 150410, 178295, 187790, 216658, 244127, 270502, 285245, 356590, 488254, 541645, 570490, 676255, 741637, 1083290, 1220635, 1352510, 1483274, 1758263, 2441270, 3173651, 3516526, 3708185, 6347302, 7416370, 8791315, 9641281, 12037339, 15868255, 17582630, 19282562, 22857419, 24074678, 31736510, 45714838, 48206405, 60186695, 96412810, 114287095, 120373390, 156485407, 228574190, 312970814, 782427035, 1564854070, 2034310291, 4068620582, 10171551455, 20343102910]

約数ペア:

[(1, 20343102910), (2, 10171551455), (5, 4068620582), (10, 2034310291), (13, 1564854070), (26, 782427035), (65, 312970814), (89, 228574190), (130, 156485407), (169, 120373390), (178, 114287095), (211, 96412810), (338, 60186695), (422, 48206405), (445, 45714838), (641, 31736510), (845, 24074678), (890, 22857419), (1055, 19282562), (1157, 17582630), (1282, 15868255), (1690, 12037339), (2110, 9641281), (2314, 8791315), (2743, 7416370), (3205, 6347302), (5486, 3708185), (5785, 3516526), (6410, 3173651), (8333, 2441270), (11570, 1758263), (13715, 1483274), (15041, 1352510), (16666, 1220635), (18779, 1083290), (27430, 741637), (30082, 676255), (35659, 570490), (37558, 541645), (41665, 488254), (57049, 356590), (71318, 285245), (75205, 270502), (83330, 244127), (93895, 216658), (108329, 187790), (114098, 178295), (135251, 150410)]