15211400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4038

約数の個数: 48

約数和(自身を含む): 37237200

約数和(自身を除く): 22025800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4003, 8006, 16012, 20015, 32024, 40030, 76057, 80060, 100075, 152114, 160120, 200150, 304228, 380285, 400300, 608456, 760570, 800600, 1521140, 1901425, 3042280, 3802850, 7605700, 15211400]

約数ペア:

[(1, 15211400), (2, 7605700), (4, 3802850), (5, 3042280), (8, 1901425), (10, 1521140), (19, 800600), (20, 760570), (25, 608456), (38, 400300), (40, 380285), (50, 304228), (76, 200150), (95, 160120), (100, 152114), (152, 100075), (190, 80060), (200, 76057), (380, 40030), (475, 32024), (760, 20015), (950, 16012), (1900, 8006), (3800, 4003)]