40271360

素因数分解:

$2^9\times 5^1\times {\mathrm{15731}}^1$

素因数の和:15754

約数の個数: 40

約数和(自身を含む): 96563016

約数和(自身を除く): 56291656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 15731, 31462, 62924, 78655, 125848, 157310, 251696, 314620, 503392, 629240, 1006784, 1258480, 2013568, 2516960, 4027136, 5033920, 8054272, 10067840, 20135680, 40271360]

約数ペア:

[(1, 40271360), (2, 20135680), (4, 10067840), (5, 8054272), (8, 5033920), (10, 4027136), (16, 2516960), (20, 2013568), (32, 1258480), (40, 1006784), (64, 629240), (80, 503392), (128, 314620), (160, 251696), (256, 157310), (320, 125848), (512, 78655), (640, 62924), (1280, 31462), (2560, 15731)]