140639900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{74021}}^1$

素因数の和:74054

約数の個数: 36

約数和(自身を含む): 321255480

約数和(自身を除く): 180615580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 74021, 148042, 296084, 370105, 740210, 1406399, 1480420, 1850525, 2812798, 3701050, 5625596, 7031995, 7402100, 14063990, 28127980, 35159975, 70319950, 140639900]

約数ペア:

[(1, 140639900), (2, 70319950), (4, 35159975), (5, 28127980), (10, 14063990), (19, 7402100), (20, 7031995), (25, 5625596), (38, 3701050), (50, 2812798), (76, 1850525), (95, 1480420), (100, 1406399), (190, 740210), (380, 370105), (475, 296084), (950, 148042), (1900, 74021)]