1445440

素因数分解:

$2^6\times 5^1\times {\mathrm{4517}}^1$

素因数の和:4534

約数の個数: 28

約数和(自身を含む): 3442716

約数和(自身を除く): 1997276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4517, 9034, 18068, 22585, 36136, 45170, 72272, 90340, 144544, 180680, 289088, 361360, 722720, 1445440]

約数ペア:

[(1, 1445440), (2, 722720), (4, 361360), (5, 289088), (8, 180680), (10, 144544), (16, 90340), (20, 72272), (32, 45170), (40, 36136), (64, 22585), (80, 18068), (160, 9034), (320, 4517)]