12889520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23017}}^1$

素因数の和:23037

約数の個数: 40

約数和(自身を含む): 34250784

約数和(自身を除く): 21361264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23017, 46034, 92068, 115085, 161119, 184136, 230170, 322238, 368272, 460340, 644476, 805595, 920680, 1288952, 1611190, 1841360, 2577904, 3222380, 6444760, 12889520]

約数ペア:

[(1, 12889520), (2, 6444760), (4, 3222380), (5, 2577904), (7, 1841360), (8, 1611190), (10, 1288952), (14, 920680), (16, 805595), (20, 644476), (28, 460340), (35, 368272), (40, 322238), (56, 230170), (70, 184136), (80, 161119), (112, 115085), (140, 92068), (280, 46034), (560, 23017)]