27216140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6271}}^1$

素因数の和:6318

約数の個数: 48

約数和(自身を含む): 67436544

約数和(自身を除く): 40220404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6271, 12542, 25084, 31355, 43897, 62710, 87794, 125420, 175588, 194401, 219485, 388802, 438970, 777604, 877940, 972005, 1360807, 1944010, 2721614, 3888020, 5443228, 6804035, 13608070, 27216140]

約数ペア:

[(1, 27216140), (2, 13608070), (4, 6804035), (5, 5443228), (7, 3888020), (10, 2721614), (14, 1944010), (20, 1360807), (28, 972005), (31, 877940), (35, 777604), (62, 438970), (70, 388802), (124, 219485), (140, 194401), (155, 175588), (217, 125420), (310, 87794), (434, 62710), (620, 43897), (868, 31355), (1085, 25084), (2170, 12542), (4340, 6271)]