40976080

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1993}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 95688072

約数和(自身を除く): 54711992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 1993, 2056, 2570, 3986, 4112, 5140, 7972, 9965, 10280, 15944, 19930, 20560, 31888, 39860, 79720, 159440, 512201, 1024402, 2048804, 2561005, 4097608, 5122010, 8195216, 10244020, 20488040, 40976080]

約数ペア:

[(1, 40976080), (2, 20488040), (4, 10244020), (5, 8195216), (8, 5122010), (10, 4097608), (16, 2561005), (20, 2048804), (40, 1024402), (80, 512201), (257, 159440), (514, 79720), (1028, 39860), (1285, 31888), (1993, 20560), (2056, 19930), (2570, 15944), (3986, 10280), (4112, 9965), (5140, 7972)]