51831220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{52889}}^1$

素因数の和:52912

約数の個数: 36

約数和(自身を含む): 126618660

約数和(自身を除く): 74787440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 52889, 105778, 211556, 264445, 370223, 528890, 740446, 1057780, 1480892, 1851115, 2591561, 3702230, 5183122, 7404460, 10366244, 12957805, 25915610, 51831220]

約数ペア:

[(1, 51831220), (2, 25915610), (4, 12957805), (5, 10366244), (7, 7404460), (10, 5183122), (14, 3702230), (20, 2591561), (28, 1851115), (35, 1480892), (49, 1057780), (70, 740446), (98, 528890), (140, 370223), (196, 264445), (245, 211556), (490, 105778), (980, 52889)]