19112000

素因数分解:

$2^6\times 5^3\times {\mathrm{2389}}^1$

素因数の和:2416

約数の個数: 56

約数和(自身を含む): 47350680

約数和(自身を除く): 28238680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 2389, 4000, 4778, 8000, 9556, 11945, 19112, 23890, 38224, 47780, 59725, 76448, 95560, 119450, 152896, 191120, 238900, 298625, 382240, 477800, 597250, 764480, 955600, 1194500, 1911200, 2389000, 3822400, 4778000, 9556000, 19112000]

約数ペア:

[(1, 19112000), (2, 9556000), (4, 4778000), (5, 3822400), (8, 2389000), (10, 1911200), (16, 1194500), (20, 955600), (25, 764480), (32, 597250), (40, 477800), (50, 382240), (64, 298625), (80, 238900), (100, 191120), (125, 152896), (160, 119450), (200, 95560), (250, 76448), (320, 59725), (400, 47780), (500, 38224), (800, 23890), (1000, 19112), (1600, 11945), (2000, 9556), (2389, 8000), (4000, 4778)]