40180240

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1193}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 93719448

約数和(自身を除く): 53539208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1193, 1684, 2105, 2386, 3368, 4210, 4772, 5965, 6736, 8420, 9544, 11930, 16840, 19088, 23860, 33680, 47720, 95440, 502253, 1004506, 2009012, 2511265, 4018024, 5022530, 8036048, 10045060, 20090120, 40180240]

約数ペア:

[(1, 40180240), (2, 20090120), (4, 10045060), (5, 8036048), (8, 5022530), (10, 4018024), (16, 2511265), (20, 2009012), (40, 1004506), (80, 502253), (421, 95440), (842, 47720), (1193, 33680), (1684, 23860), (2105, 19088), (2386, 16840), (3368, 11930), (4210, 9544), (4772, 8420), (5965, 6736)]