19511200

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^3$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 49332780

約数和(自身を除く): 29821580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 725, 800, 841, 928, 1160, 1450, 1682, 2320, 2900, 3364, 4205, 4640, 5800, 6728, 8410, 11600, 13456, 16820, 21025, 23200, 24389, 26912, 33640, 42050, 48778, 67280, 84100, 97556, 121945, 134560, 168200, 195112, 243890, 336400, 390224, 487780, 609725, 672800, 780448, 975560, 1219450, 1951120, 2438900, 3902240, 4877800, 9755600, 19511200]

約数ペア:

[(1, 19511200), (2, 9755600), (4, 4877800), (5, 3902240), (8, 2438900), (10, 1951120), (16, 1219450), (20, 975560), (25, 780448), (29, 672800), (32, 609725), (40, 487780), (50, 390224), (58, 336400), (80, 243890), (100, 195112), (116, 168200), (145, 134560), (160, 121945), (200, 97556), (232, 84100), (290, 67280), (400, 48778), (464, 42050), (580, 33640), (725, 26912), (800, 24389), (841, 23200), (928, 21025), (1160, 16820), (1450, 13456), (1682, 11600), (2320, 8410), (2900, 6728), (3364, 5800), (4205, 4640)]