27793840

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1321}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 64915488

約数和(自身を除く): 37121648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 1321, 2104, 2630, 2642, 4208, 5260, 5284, 6605, 10520, 10568, 13210, 21040, 21136, 26420, 52840, 105680, 347423, 694846, 1389692, 1737115, 2779384, 3474230, 5558768, 6948460, 13896920, 27793840]

約数ペア:

[(1, 27793840), (2, 13896920), (4, 6948460), (5, 5558768), (8, 3474230), (10, 2779384), (16, 1737115), (20, 1389692), (40, 694846), (80, 347423), (263, 105680), (526, 52840), (1052, 26420), (1315, 21136), (1321, 21040), (2104, 13210), (2630, 10568), (2642, 10520), (4208, 6605), (5260, 5284)]