520060940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{218513}}^1$

素因数の和:218546

約数の個数: 48

約数和(自身を含む): 1321572672

約数和(自身を除く): 801511732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 218513, 437026, 874052, 1092565, 1529591, 2185130, 3059182, 3714721, 4370260, 6118364, 7429442, 7647955, 14858884, 15295910, 18573605, 26003047, 30591820, 37147210, 52006094, 74294420, 104012188, 130015235, 260030470, 520060940]

約数ペア:

[(1, 520060940), (2, 260030470), (4, 130015235), (5, 104012188), (7, 74294420), (10, 52006094), (14, 37147210), (17, 30591820), (20, 26003047), (28, 18573605), (34, 15295910), (35, 14858884), (68, 7647955), (70, 7429442), (85, 6118364), (119, 4370260), (140, 3714721), (170, 3059182), (238, 2185130), (340, 1529591), (476, 1092565), (595, 874052), (1190, 437026), (2380, 218513)]