807742460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{824227}}^1$

素因数の和:824250

約数の個数: 36

約数和(自身を含む): 1973201832

約数和(自身を除く): 1165459372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 824227, 1648454, 3296908, 4121135, 5769589, 8242270, 11539178, 16484540, 23078356, 28847945, 40387123, 57695890, 80774246, 115391780, 161548492, 201935615, 403871230, 807742460]

約数ペア:

[(1, 807742460), (2, 403871230), (4, 201935615), (5, 161548492), (7, 115391780), (10, 80774246), (14, 57695890), (20, 40387123), (28, 28847945), (35, 23078356), (49, 16484540), (70, 11539178), (98, 8242270), (140, 5769589), (196, 4121135), (245, 3296908), (490, 1648454), (980, 824227)]