137765980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{14563}}^1$

素因数の和:14626

約数の個数: 48

約数和(自身を含む): 322971264

約数和(自身を除く): 185205284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 14563, 29126, 58252, 72815, 145630, 160193, 291260, 320386, 626209, 640772, 800965, 1252418, 1601930, 2504836, 3131045, 3203860, 6262090, 6888299, 12524180, 13776598, 27553196, 34441495, 68882990, 137765980]

約数ペア:

[(1, 137765980), (2, 68882990), (4, 34441495), (5, 27553196), (10, 13776598), (11, 12524180), (20, 6888299), (22, 6262090), (43, 3203860), (44, 3131045), (55, 2504836), (86, 1601930), (110, 1252418), (172, 800965), (215, 640772), (220, 626209), (430, 320386), (473, 291260), (860, 160193), (946, 145630), (1892, 72815), (2365, 58252), (4730, 29126), (9460, 14563)]