42121520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{75217}}^1$

素因数の和:75237

約数の個数: 40

約数和(自身を含む): 111924384

約数和(自身を除く): 69802864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 75217, 150434, 300868, 376085, 526519, 601736, 752170, 1053038, 1203472, 1504340, 2106076, 2632595, 3008680, 4212152, 5265190, 6017360, 8424304, 10530380, 21060760, 42121520]

約数ペア:

[(1, 42121520), (2, 21060760), (4, 10530380), (5, 8424304), (7, 6017360), (8, 5265190), (10, 4212152), (14, 3008680), (16, 2632595), (20, 2106076), (28, 1504340), (35, 1203472), (40, 1053038), (56, 752170), (70, 601736), (80, 526519), (112, 376085), (140, 300868), (280, 150434), (560, 75217)]