40193946

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 72

約数和(自身を含む): 96121116

約数和(自身を除く): 55927170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 169, 181, 219, 234, 338, 362, 438, 507, 543, 657, 949, 1014, 1086, 1314, 1521, 1629, 1898, 2353, 2847, 3042, 3258, 4706, 5694, 7059, 8541, 12337, 13213, 14118, 17082, 21177, 24674, 26426, 30589, 37011, 39639, 42354, 61178, 74022, 79278, 91767, 111033, 118917, 171769, 183534, 222066, 237834, 275301, 343538, 515307, 550602, 1030614, 1545921, 2232997, 3091842, 4465994, 6698991, 13397982, 20096973, 40193946]

約数ペア:

[(1, 40193946), (2, 20096973), (3, 13397982), (6, 6698991), (9, 4465994), (13, 3091842), (18, 2232997), (26, 1545921), (39, 1030614), (73, 550602), (78, 515307), (117, 343538), (146, 275301), (169, 237834), (181, 222066), (219, 183534), (234, 171769), (338, 118917), (362, 111033), (438, 91767), (507, 79278), (543, 74022), (657, 61178), (949, 42354), (1014, 39639), (1086, 37011), (1314, 30589), (1521, 26426), (1629, 24674), (1898, 21177), (2353, 17082), (2847, 14118), (3042, 13213), (3258, 12337), (4706, 8541), (5694, 7059)]