26881480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 64281600

約数和(自身を除く): 37400120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 479, 488, 610, 920, 958, 1220, 1403, 1916, 2395, 2440, 2806, 3832, 4790, 5612, 7015, 9580, 11017, 11224, 14030, 19160, 22034, 28060, 29219, 44068, 55085, 56120, 58438, 88136, 110170, 116876, 146095, 220340, 233752, 292190, 440680, 584380, 672037, 1168760, 1344074, 2688148, 3360185, 5376296, 6720370, 13440740, 26881480]

約数ペア:

[(1, 26881480), (2, 13440740), (4, 6720370), (5, 5376296), (8, 3360185), (10, 2688148), (20, 1344074), (23, 1168760), (40, 672037), (46, 584380), (61, 440680), (92, 292190), (115, 233752), (122, 220340), (184, 146095), (230, 116876), (244, 110170), (305, 88136), (460, 58438), (479, 56120), (488, 55085), (610, 44068), (920, 29219), (958, 28060), (1220, 22034), (1403, 19160), (1916, 14030), (2395, 11224), (2440, 11017), (2806, 9580), (3832, 7015), (4790, 5612)]