21926720

素因数分解:

$2^6\times 5^1\times {\mathrm{68521}}^1$

素因数の和:68538

約数の個数: 28

約数和(自身を含む): 52213764

約数和(自身を除く): 30287044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 68521, 137042, 274084, 342605, 548168, 685210, 1096336, 1370420, 2192672, 2740840, 4385344, 5481680, 10963360, 21926720]

約数ペア:

[(1, 21926720), (2, 10963360), (4, 5481680), (5, 4385344), (8, 2740840), (10, 2192672), (16, 1370420), (20, 1096336), (32, 685210), (40, 548168), (64, 342605), (80, 274084), (160, 137042), (320, 68521)]