509939570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{7487}}^1$

素因数の和:7647

約数の個数: 48

約数和(自身を含む): 1075576320

約数和(自身を除く): 565636750

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 139, 245, 278, 490, 695, 973, 1390, 1946, 4865, 6811, 7487, 9730, 13622, 14974, 34055, 37435, 52409, 68110, 74870, 104818, 262045, 366863, 524090, 733726, 1040693, 1834315, 2081386, 3668630, 5203465, 7284851, 10406930, 14569702, 36424255, 50993957, 72848510, 101987914, 254969785, 509939570]

約数ペア:

[(1, 509939570), (2, 254969785), (5, 101987914), (7, 72848510), (10, 50993957), (14, 36424255), (35, 14569702), (49, 10406930), (70, 7284851), (98, 5203465), (139, 3668630), (245, 2081386), (278, 1834315), (490, 1040693), (695, 733726), (973, 524090), (1390, 366863), (1946, 262045), (4865, 104818), (6811, 74870), (7487, 68110), (9730, 52409), (13622, 37435), (14974, 34055)]