29647940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30253}}^1$

素因数の和:30276

約数の個数: 36

約数和(自身を含む): 72428076

約数和(自身を除く): 42780136

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30253, 60506, 121012, 151265, 211771, 302530, 423542, 605060, 847084, 1058855, 1482397, 2117710, 2964794, 4235420, 5929588, 7411985, 14823970, 29647940]

約数ペア:

[(1, 29647940), (2, 14823970), (4, 7411985), (5, 5929588), (7, 4235420), (10, 2964794), (14, 2117710), (20, 1482397), (28, 1058855), (35, 847084), (49, 605060), (70, 423542), (98, 302530), (140, 211771), (196, 151265), (245, 121012), (490, 60506), (980, 30253)]