40444100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2053}}^1$

素因数の和:2264

約数の個数: 36

約数和(自身を含む): 88252164

約数和(自身を除く): 47808064

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 2053, 3940, 4106, 4925, 8212, 9850, 10265, 19700, 20530, 41060, 51325, 102650, 205300, 404441, 808882, 1617764, 2022205, 4044410, 8088820, 10111025, 20222050, 40444100]

約数ペア:

[(1, 40444100), (2, 20222050), (4, 10111025), (5, 8088820), (10, 4044410), (20, 2022205), (25, 1617764), (50, 808882), (100, 404441), (197, 205300), (394, 102650), (788, 51325), (985, 41060), (1970, 20530), (2053, 19700), (3940, 10265), (4106, 9850), (4925, 8212)]