274242220

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{5711}}^1$

素因数の和:5748

約数の個数: 60

約数和(自身を含む): 671971104

約数和(自身を除く): 397728884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 5711, 6860, 9604, 11422, 12005, 22844, 24010, 28555, 39977, 48020, 57110, 79954, 114220, 159908, 199885, 279839, 399770, 559678, 799540, 1119356, 1399195, 1958873, 2798390, 3917746, 5596780, 7835492, 9794365, 13712111, 19588730, 27424222, 39177460, 54848444, 68560555, 137121110, 274242220]

約数ペア:

[(1, 274242220), (2, 137121110), (4, 68560555), (5, 54848444), (7, 39177460), (10, 27424222), (14, 19588730), (20, 13712111), (28, 9794365), (35, 7835492), (49, 5596780), (70, 3917746), (98, 2798390), (140, 1958873), (196, 1399195), (245, 1119356), (343, 799540), (490, 559678), (686, 399770), (980, 279839), (1372, 199885), (1715, 159908), (2401, 114220), (3430, 79954), (4802, 57110), (5711, 48020), (6860, 39977), (9604, 28555), (11422, 24010), (12005, 22844)]