2497029220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2547989}}^1$

素因数の和:2548012

約数の個数: 36

約数和(自身を含む): 6099888060

約数和(自身を除く): 3602858840

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2547989, 5095978, 10191956, 12739945, 17835923, 25479890, 35671846, 50959780, 71343692, 89179615, 124851461, 178359230, 249702922, 356718460, 499405844, 624257305, 1248514610, 2497029220]

約数ペア:

[(1, 2497029220), (2, 1248514610), (4, 624257305), (5, 499405844), (7, 356718460), (10, 249702922), (14, 178359230), (20, 124851461), (28, 89179615), (35, 71343692), (49, 50959780), (70, 35671846), (98, 25479890), (140, 17835923), (196, 12739945), (245, 10191956), (490, 5095978), (980, 2547989)]