17428000

素因数分解:

$2^5\times 5^3\times {\mathrm{4357}}^1$

素因数の和:4382

約数の個数: 48

約数和(自身を含む): 42830424

約数和(自身を除く): 25402424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 4357, 8714, 17428, 21785, 34856, 43570, 69712, 87140, 108925, 139424, 174280, 217850, 348560, 435700, 544625, 697120, 871400, 1089250, 1742800, 2178500, 3485600, 4357000, 8714000, 17428000]

約数ペア:

[(1, 17428000), (2, 8714000), (4, 4357000), (5, 3485600), (8, 2178500), (10, 1742800), (16, 1089250), (20, 871400), (25, 697120), (32, 544625), (40, 435700), (50, 348560), (80, 217850), (100, 174280), (125, 139424), (160, 108925), (200, 87140), (250, 69712), (400, 43570), (500, 34856), (800, 21785), (1000, 17428), (2000, 8714), (4000, 4357)]