11900720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11443}}^1$

素因数の和:11469

約数の個数: 40

約数和(自身を含む): 29800176

約数和(自身を除く): 17899456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 11443, 22886, 45772, 57215, 91544, 114430, 148759, 183088, 228860, 297518, 457720, 595036, 743795, 915440, 1190072, 1487590, 2380144, 2975180, 5950360, 11900720]

約数ペア:

[(1, 11900720), (2, 5950360), (4, 2975180), (5, 2380144), (8, 1487590), (10, 1190072), (13, 915440), (16, 743795), (20, 595036), (26, 457720), (40, 297518), (52, 228860), (65, 183088), (80, 148759), (104, 114430), (130, 91544), (208, 57215), (260, 45772), (520, 22886), (1040, 11443)]