17947400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4723}}^1$

素因数の和:4758

約数の個数: 48

約数和(自身を含む): 43933200

約数和(自身を除く): 25985800

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, 4723, 9446, 18892, 23615, 37784, 47230, 89737, 94460, 118075, 179474, 188920, 236150, 358948, 448685, 472300, 717896, 897370, 944600, 1794740, 2243425, 3589480, 4486850, 8973700, 17947400]

約数ペア:

[(1, 17947400), (2, 8973700), (4, 4486850), (5, 3589480), (8, 2243425), (10, 1794740), (19, 944600), (20, 897370), (25, 717896), (38, 472300), (40, 448685), (50, 358948), (76, 236150), (95, 188920), (100, 179474), (152, 118075), (190, 94460), (200, 89737), (380, 47230), (475, 37784), (760, 23615), (950, 18892), (1900, 9446), (3800, 4723)]