142010240

素因数分解:

$2^7\times 5^1\times {\mathrm{221891}}^1$

素因数の和:221910

約数の個数: 32

約数和(自身を含む): 339494760

約数和(自身を除く): 197484520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 221891, 443782, 887564, 1109455, 1775128, 2218910, 3550256, 4437820, 7100512, 8875640, 14201024, 17751280, 28402048, 35502560, 71005120, 142010240]

約数ペア:

[(1, 142010240), (2, 71005120), (4, 35502560), (5, 28402048), (8, 17751280), (10, 14201024), (16, 8875640), (20, 7100512), (32, 4437820), (40, 3550256), (64, 2218910), (80, 1775128), (128, 1109455), (160, 887564), (320, 443782), (640, 221891)]