7904660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 17889984

約数和(自身を除く): 9985324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 347, 670, 694, 1139, 1340, 1388, 1735, 2278, 3470, 4556, 5695, 5899, 6940, 11390, 11798, 22780, 23249, 23596, 29495, 46498, 58990, 92996, 116245, 117980, 232490, 395233, 464980, 790466, 1580932, 1976165, 3952330, 7904660]

約数ペア:

[(1, 7904660), (2, 3952330), (4, 1976165), (5, 1580932), (10, 790466), (17, 464980), (20, 395233), (34, 232490), (67, 117980), (68, 116245), (85, 92996), (134, 58990), (170, 46498), (268, 29495), (335, 23596), (340, 23249), (347, 22780), (670, 11798), (694, 11390), (1139, 6940), (1340, 5899), (1388, 5695), (1735, 4556), (2278, 3470)]