270285440

素因数分解:

$2^7\times 5^1\times {\mathrm{422321}}^1$

素因数の和:422340

約数の個数: 32

約数和(自身を含む): 646152660

約数和(自身を除く): 375867220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 422321, 844642, 1689284, 2111605, 3378568, 4223210, 6757136, 8446420, 13514272, 16892840, 27028544, 33785680, 54057088, 67571360, 135142720, 270285440]

約数ペア:

[(1, 270285440), (2, 135142720), (4, 67571360), (5, 54057088), (8, 33785680), (10, 27028544), (16, 16892840), (20, 13514272), (32, 8446420), (40, 6757136), (64, 4223210), (80, 3378568), (128, 2111605), (160, 1689284), (320, 844642), (640, 422321)]