199045420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45863}}^1$

素因数の和:45910

約数の個数: 48

約数和(自身を含む): 493129728

約数和(自身を除く): 294084308

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, 45863, 91726, 183452, 229315, 321041, 458630, 642082, 917260, 1284164, 1421753, 1605205, 2843506, 3210410, 5687012, 6420820, 7108765, 9952271, 14217530, 19904542, 28435060, 39809084, 49761355, 99522710, 199045420]

約数ペア:

[(1, 199045420), (2, 99522710), (4, 49761355), (5, 39809084), (7, 28435060), (10, 19904542), (14, 14217530), (20, 9952271), (28, 7108765), (31, 6420820), (35, 5687012), (62, 3210410), (70, 2843506), (124, 1605205), (140, 1421753), (155, 1284164), (217, 917260), (310, 642082), (434, 458630), (620, 321041), (868, 229315), (1085, 183452), (2170, 91726), (4340, 45863)]