1030758920

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{26003}}^1$

素因数の和:27005

約数の個数: 32

約数和(自身を含む): 2321637120

約数和(自身を除く): 1290878200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 3964, 4955, 7928, 9910, 19820, 26003, 39640, 52006, 104012, 130015, 208024, 260030, 520060, 1040120, 25768973, 51537946, 103075892, 128844865, 206151784, 257689730, 515379460, 1030758920]

約数ペア:

[(1, 1030758920), (2, 515379460), (4, 257689730), (5, 206151784), (8, 128844865), (10, 103075892), (20, 51537946), (40, 25768973), (991, 1040120), (1982, 520060), (3964, 260030), (4955, 208024), (7928, 130015), (9910, 104012), (19820, 52006), (26003, 39640)]