5380240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 40

約数和(自身を含む): 12644280

約数和(自身を除く): 7264040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 617, 872, 1090, 1234, 1744, 2180, 2468, 3085, 4360, 4936, 6170, 8720, 9872, 12340, 24680, 49360, 67253, 134506, 269012, 336265, 538024, 672530, 1076048, 1345060, 2690120, 5380240]

約数ペア:

[(1, 5380240), (2, 2690120), (4, 1345060), (5, 1076048), (8, 672530), (10, 538024), (16, 336265), (20, 269012), (40, 134506), (80, 67253), (109, 49360), (218, 24680), (436, 12340), (545, 9872), (617, 8720), (872, 6170), (1090, 4936), (1234, 4360), (1744, 3085), (2180, 2468)]