47507840

素因数分解:

$2^7\times 5^1\times {\mathrm{74231}}^1$

素因数の和:74250

約数の個数: 32

約数和(自身を含む): 113574960

約数和(自身を除く): 66067120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 74231, 148462, 296924, 371155, 593848, 742310, 1187696, 1484620, 2375392, 2969240, 4750784, 5938480, 9501568, 11876960, 23753920, 47507840]

約数ペア:

[(1, 47507840), (2, 23753920), (4, 11876960), (5, 9501568), (8, 5938480), (10, 4750784), (16, 2969240), (20, 2375392), (32, 1484620), (40, 1187696), (64, 742310), (80, 593848), (128, 371155), (160, 296924), (320, 148462), (640, 74231)]