2880451444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1\times {\mathrm{839}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 5496341760

約数和(自身を除く): 2615890316

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 641, 839, 1282, 1339, 1678, 2564, 2678, 3356, 5356, 8333, 10907, 16666, 21814, 33332, 43628, 66023, 86417, 132046, 172834, 264092, 345668, 537799, 858299, 1075598, 1123421, 1716598, 2151196, 2246842, 3433196, 4493684, 6991387, 13982774, 27965548, 55393297, 110786594, 221573188, 720112861, 1440225722, 2880451444]

約数ペア:

[(1, 2880451444), (2, 1440225722), (4, 720112861), (13, 221573188), (26, 110786594), (52, 55393297), (103, 27965548), (206, 13982774), (412, 6991387), (641, 4493684), (839, 3433196), (1282, 2246842), (1339, 2151196), (1678, 1716598), (2564, 1123421), (2678, 1075598), (3356, 858299), (5356, 537799), (8333, 345668), (10907, 264092), (16666, 172834), (21814, 132046), (33332, 86417), (43628, 66023)]