204074140

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{6121}}^1$

素因数の和:7797

約数の個数: 24

約数和(自身を含む): 428882832

約数和(自身を除く): 224808692

約数列:

[1, 2, 4, 5, 10, 20, 1667, 3334, 6121, 6668, 8335, 12242, 16670, 24484, 30605, 33340, 61210, 122420, 10203707, 20407414, 40814828, 51018535, 102037070, 204074140]

約数ペア:

[(1, 204074140), (2, 102037070), (4, 51018535), (5, 40814828), (10, 20407414), (20, 10203707), (1667, 122420), (3334, 61210), (6121, 33340), (6668, 30605), (8335, 24484), (12242, 16670)]