49870640

素因数分解:

$2^4\times 5^1\times {\mathrm{623383}}^1$

素因数の和:623396

約数の個数: 20

約数和(自身を含む): 115949424

約数和(自身を除く): 66078784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623383, 1246766, 2493532, 3116915, 4987064, 6233830, 9974128, 12467660, 24935320, 49870640]

約数ペア:

[(1, 49870640), (2, 24935320), (4, 12467660), (5, 9974128), (8, 6233830), (10, 4987064), (16, 3116915), (20, 2493532), (40, 1246766), (80, 623383)]