1310478040

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{67273}}^1$

素因数の和:67771

約数の個数: 32

約数和(自身を含む): 2954674080

約数和(自身を除く): 1644196040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 9740, 19480, 67273, 134546, 269092, 336365, 538184, 672730, 1345460, 2690920, 32761951, 65523902, 131047804, 163809755, 262095608, 327619510, 655239020, 1310478040]

約数ペア:

[(1, 1310478040), (2, 655239020), (4, 327619510), (5, 262095608), (8, 163809755), (10, 131047804), (20, 65523902), (40, 32761951), (487, 2690920), (974, 1345460), (1948, 672730), (2435, 538184), (3896, 336365), (4870, 269092), (9740, 134546), (19480, 67273)]