18920040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157667}}^1$

素因数の和:157681

約数の個数: 32

約数和(自身を含む): 56760480

約数和(自身を除く): 37840440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157667, 315334, 473001, 630668, 788335, 946002, 1261336, 1576670, 1892004, 2365005, 3153340, 3784008, 4730010, 6306680, 9460020, 18920040]

約数ペア:

[(1, 18920040), (2, 9460020), (3, 6306680), (4, 4730010), (5, 3784008), (6, 3153340), (8, 2365005), (10, 1892004), (12, 1576670), (15, 1261336), (20, 946002), (24, 788335), (30, 630668), (40, 473001), (60, 315334), (120, 157667)]