2913540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{991}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 9499392

約数和(自身を除く): 6585852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 991, 1470, 1982, 2940, 2973, 3964, 4955, 5946, 6937, 9910, 11892, 13874, 14865, 19820, 20811, 27748, 29730, 34685, 41622, 48559, 59460, 69370, 83244, 97118, 104055, 138740, 145677, 194236, 208110, 242795, 291354, 416220, 485590, 582708, 728385, 971180, 1456770, 2913540]

約数ペア:

[(1, 2913540), (2, 1456770), (3, 971180), (4, 728385), (5, 582708), (6, 485590), (7, 416220), (10, 291354), (12, 242795), (14, 208110), (15, 194236), (20, 145677), (21, 138740), (28, 104055), (30, 97118), (35, 83244), (42, 69370), (49, 59460), (60, 48559), (70, 41622), (84, 34685), (98, 29730), (105, 27748), (140, 20811), (147, 19820), (196, 14865), (210, 13874), (245, 11892), (294, 9910), (420, 6937), (490, 5946), (588, 4955), (735, 3964), (980, 2973), (991, 2940), (1470, 1982)]