2013446420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{768491}}^1$

素因数の和:768631

約数の個数: 24

約数和(自身を含む): 4260519648

約数和(自身を除く): 2247073228

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 768491, 1536982, 3073964, 3842455, 7684910, 15369820, 100672321, 201344642, 402689284, 503361605, 1006723210, 2013446420]

約数ペア:

[(1, 2013446420), (2, 1006723210), (4, 503361605), (5, 402689284), (10, 201344642), (20, 100672321), (131, 15369820), (262, 7684910), (524, 3842455), (655, 3073964), (1310, 1536982), (2620, 768491)]