2657648

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 5996640

約数和(自身を除く): 3338992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 389, 427, 488, 778, 854, 976, 1556, 1708, 2723, 3112, 3416, 5446, 6224, 6832, 10892, 21784, 23729, 43568, 47458, 94916, 166103, 189832, 332206, 379664, 664412, 1328824, 2657648]

約数ペア:

[(1, 2657648), (2, 1328824), (4, 664412), (7, 379664), (8, 332206), (14, 189832), (16, 166103), (28, 94916), (56, 47458), (61, 43568), (112, 23729), (122, 21784), (244, 10892), (389, 6832), (427, 6224), (488, 5446), (778, 3416), (854, 3112), (976, 2723), (1556, 1708)]