888906280

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{41077}}^1$

素因数の和:41629

約数の個数: 32

約数和(自身を含む): 2003784840

約数和(自身を除く): 1114878560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 5410, 10820, 21640, 41077, 82154, 164308, 205385, 328616, 410770, 821540, 1643080, 22222657, 44445314, 88890628, 111113285, 177781256, 222226570, 444453140, 888906280]

約数ペア:

[(1, 888906280), (2, 444453140), (4, 222226570), (5, 177781256), (8, 111113285), (10, 88890628), (20, 44445314), (40, 22222657), (541, 1643080), (1082, 821540), (2164, 410770), (2705, 328616), (4328, 205385), (5410, 164308), (10820, 82154), (21640, 41077)]