1222720

素因数分解:

$2^6\times 5^1\times {\mathrm{3821}}^1$

素因数の和:3838

約数の個数: 28

約数和(自身を含む): 2912364

約数和(自身を除く): 1689644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3821, 7642, 15284, 19105, 30568, 38210, 61136, 76420, 122272, 152840, 244544, 305680, 611360, 1222720]

約数ペア:

[(1, 1222720), (2, 611360), (4, 305680), (5, 244544), (8, 152840), (10, 122272), (16, 76420), (20, 61136), (32, 38210), (40, 30568), (64, 19105), (80, 15284), (160, 7642), (320, 3821)]