260038380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{619139}}^1$

素因数の和:619158

約数の個数: 48

約数和(自身を含む): 832124160

約数和(自身を除く): 572085780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 619139, 1238278, 1857417, 2476556, 3095695, 3714834, 4333973, 6191390, 7429668, 8667946, 9287085, 12382780, 13001919, 17335892, 18574170, 21669865, 26003838, 37148340, 43339730, 52007676, 65009595, 86679460, 130019190, 260038380]

約数ペア:

[(1, 260038380), (2, 130019190), (3, 86679460), (4, 65009595), (5, 52007676), (6, 43339730), (7, 37148340), (10, 26003838), (12, 21669865), (14, 18574170), (15, 17335892), (20, 13001919), (21, 12382780), (28, 9287085), (30, 8667946), (35, 7429668), (42, 6191390), (60, 4333973), (70, 3714834), (84, 3095695), (105, 2476556), (140, 1857417), (210, 1238278), (420, 619139)]