40921244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 93868320

約数和(自身を除く): 52947076

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 289, 364, 389, 442, 476, 578, 778, 884, 1156, 1547, 1556, 2023, 2723, 3094, 3757, 4046, 5057, 5446, 6188, 6613, 7514, 8092, 10114, 10892, 13226, 15028, 20228, 26299, 26452, 35399, 46291, 52598, 70798, 85969, 92582, 105196, 112421, 141596, 171938, 185164, 224842, 343876, 449684, 601783, 786947, 1203566, 1461473, 1573894, 2407132, 2922946, 3147788, 5845892, 10230311, 20460622, 40921244]

約数ペア:

[(1, 40921244), (2, 20460622), (4, 10230311), (7, 5845892), (13, 3147788), (14, 2922946), (17, 2407132), (26, 1573894), (28, 1461473), (34, 1203566), (52, 786947), (68, 601783), (91, 449684), (119, 343876), (182, 224842), (221, 185164), (238, 171938), (289, 141596), (364, 112421), (389, 105196), (442, 92582), (476, 85969), (578, 70798), (778, 52598), (884, 46291), (1156, 35399), (1547, 26452), (1556, 26299), (2023, 20228), (2723, 15028), (3094, 13226), (3757, 10892), (4046, 10114), (5057, 8092), (5446, 7514), (6188, 6613)]