51470240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16931}}^1$

素因数の和:16965

約数の個数: 48

約数和(自身を含む): 128005920

約数和(自身を除く): 76535680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 16931, 33862, 67724, 84655, 135448, 169310, 270896, 321689, 338620, 541792, 643378, 677240, 1286756, 1354480, 1608445, 2573512, 2708960, 3216890, 5147024, 6433780, 10294048, 12867560, 25735120, 51470240]

約数ペア:

[(1, 51470240), (2, 25735120), (4, 12867560), (5, 10294048), (8, 6433780), (10, 5147024), (16, 3216890), (19, 2708960), (20, 2573512), (32, 1608445), (38, 1354480), (40, 1286756), (76, 677240), (80, 643378), (95, 541792), (152, 338620), (160, 321689), (190, 270896), (304, 169310), (380, 135448), (608, 84655), (760, 67724), (1520, 33862), (3040, 16931)]