19254540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 39290100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 43, 51, 60, 68, 85, 86, 102, 129, 170, 172, 204, 215, 255, 258, 340, 430, 439, 510, 516, 645, 731, 860, 878, 1020, 1290, 1317, 1462, 1756, 2193, 2195, 2580, 2634, 2924, 3655, 4386, 4390, 5268, 6585, 7310, 7463, 8772, 8780, 10965, 13170, 14620, 14926, 18877, 21930, 22389, 26340, 29852, 37315, 37754, 43860, 44778, 56631, 74630, 75508, 89556, 94385, 111945, 113262, 149260, 188770, 223890, 226524, 283155, 320909, 377540, 447780, 566310, 641818, 962727, 1132620, 1283636, 1604545, 1925454, 3209090, 3850908, 4813635, 6418180, 9627270, 19254540]

約数ペア:

[(1, 19254540), (2, 9627270), (3, 6418180), (4, 4813635), (5, 3850908), (6, 3209090), (10, 1925454), (12, 1604545), (15, 1283636), (17, 1132620), (20, 962727), (30, 641818), (34, 566310), (43, 447780), (51, 377540), (60, 320909), (68, 283155), (85, 226524), (86, 223890), (102, 188770), (129, 149260), (170, 113262), (172, 111945), (204, 94385), (215, 89556), (255, 75508), (258, 74630), (340, 56631), (430, 44778), (439, 43860), (510, 37754), (516, 37315), (645, 29852), (731, 26340), (860, 22389), (878, 21930), (1020, 18877), (1290, 14926), (1317, 14620), (1462, 13170), (1756, 10965), (2193, 8780), (2195, 8772), (2580, 7463), (2634, 7310), (2924, 6585), (3655, 5268), (4386, 4390)]