202012100

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{11677}}^1$

素因数の和:11864

約数の個数: 36

約数和(自身を含む): 440937924

約数和(自身を除く): 238925824

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1730, 3460, 4325, 8650, 11677, 17300, 23354, 46708, 58385, 116770, 233540, 291925, 583850, 1167700, 2020121, 4040242, 8080484, 10100605, 20201210, 40402420, 50503025, 101006050, 202012100]

約数ペア:

[(1, 202012100), (2, 101006050), (4, 50503025), (5, 40402420), (10, 20201210), (20, 10100605), (25, 8080484), (50, 4040242), (100, 2020121), (173, 1167700), (346, 583850), (692, 291925), (865, 233540), (1730, 116770), (3460, 58385), (4325, 46708), (8650, 23354), (11677, 17300)]