61042940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 146947584

約数和(自身を除く): 85904644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 691, 1262, 1382, 2524, 2764, 3155, 3455, 4417, 4837, 6310, 6910, 8834, 9674, 12620, 13820, 17668, 19348, 22085, 24185, 44170, 48370, 88340, 96740, 436021, 872042, 1744084, 2180105, 3052147, 4360210, 6104294, 8720420, 12208588, 15260735, 30521470, 61042940]

約数ペア:

[(1, 61042940), (2, 30521470), (4, 15260735), (5, 12208588), (7, 8720420), (10, 6104294), (14, 4360210), (20, 3052147), (28, 2180105), (35, 1744084), (70, 872042), (140, 436021), (631, 96740), (691, 88340), (1262, 48370), (1382, 44170), (2524, 24185), (2764, 22085), (3155, 19348), (3455, 17668), (4417, 13820), (4837, 12620), (6310, 9674), (6910, 8834)]