2798950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 6499584

約数和(自身を除く): 3700634

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 727, 770, 1454, 1925, 3635, 3850, 5089, 7270, 7997, 10178, 15994, 18175, 25445, 36350, 39985, 50890, 55979, 79970, 111958, 127225, 199925, 254450, 279895, 399850, 559790, 1399475, 2798950]

約数ペア:

[(1, 2798950), (2, 1399475), (5, 559790), (7, 399850), (10, 279895), (11, 254450), (14, 199925), (22, 127225), (25, 111958), (35, 79970), (50, 55979), (55, 50890), (70, 39985), (77, 36350), (110, 25445), (154, 18175), (175, 15994), (275, 10178), (350, 7997), (385, 7270), (550, 5089), (727, 3850), (770, 3635), (1454, 1925)]