15365420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{15679}}^1$

素因数の和:15702

約数の個数: 36

約数和(自身を含む): 37537920

約数和(自身を除く): 22172500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 15679, 31358, 62716, 78395, 109753, 156790, 219506, 313580, 439012, 548765, 768271, 1097530, 1536542, 2195060, 3073084, 3841355, 7682710, 15365420]

約数ペア:

[(1, 15365420), (2, 7682710), (4, 3841355), (5, 3073084), (7, 2195060), (10, 1536542), (14, 1097530), (20, 768271), (28, 548765), (35, 439012), (49, 313580), (70, 219506), (98, 156790), (140, 109753), (196, 78395), (245, 62716), (490, 31358), (980, 15679)]