8221280

素因数分解:

$2^5\times 5^1\times {\mathrm{51383}}^1$

素因数の和:51398

約数の個数: 24

約数和(自身を含む): 19423152

約数和(自身を除く): 11201872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 51383, 102766, 205532, 256915, 411064, 513830, 822128, 1027660, 1644256, 2055320, 4110640, 8221280]

約数ペア:

[(1, 8221280), (2, 4110640), (4, 2055320), (5, 1644256), (8, 1027660), (10, 822128), (16, 513830), (20, 411064), (32, 256915), (40, 205532), (80, 102766), (160, 51383)]