27636040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 37371320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 263, 284, 296, 355, 370, 526, 568, 710, 740, 1052, 1315, 1420, 1480, 2104, 2627, 2630, 2840, 5254, 5260, 9731, 10508, 10520, 13135, 18673, 19462, 21016, 26270, 37346, 38924, 48655, 52540, 74692, 77848, 93365, 97310, 105080, 149384, 186730, 194620, 373460, 389240, 690901, 746920, 1381802, 2763604, 3454505, 5527208, 6909010, 13818020, 27636040]

約数ペア:

[(1, 27636040), (2, 13818020), (4, 6909010), (5, 5527208), (8, 3454505), (10, 2763604), (20, 1381802), (37, 746920), (40, 690901), (71, 389240), (74, 373460), (142, 194620), (148, 186730), (185, 149384), (263, 105080), (284, 97310), (296, 93365), (355, 77848), (370, 74692), (526, 52540), (568, 48655), (710, 38924), (740, 37346), (1052, 26270), (1315, 21016), (1420, 19462), (1480, 18673), (2104, 13135), (2627, 10520), (2630, 10508), (2840, 9731), (5254, 5260)]