1258907510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{135221}}^1$

素因数の和:135261

約数の個数: 48

約数和(自身を含む): 2774755440

約数和(自身を除く): 1515847930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 135221, 270442, 676105, 946547, 1352210, 1893094, 2569199, 4732735, 5138398, 6625829, 9465470, 12845995, 13251658, 17984393, 25691990, 33129145, 35968786, 66258290, 89921965, 125890751, 179843930, 251781502, 629453755, 1258907510]

約数ペア:

[(1, 1258907510), (2, 629453755), (5, 251781502), (7, 179843930), (10, 125890751), (14, 89921965), (19, 66258290), (35, 35968786), (38, 33129145), (49, 25691990), (70, 17984393), (95, 13251658), (98, 12845995), (133, 9465470), (190, 6625829), (245, 5138398), (266, 4732735), (490, 2569199), (665, 1893094), (931, 1352210), (1330, 946547), (1862, 676105), (4655, 270442), (9310, 135221)]