1640821288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{1063}}^1\times {\mathrm{8389}}^1$

素因数の和:9481

約数の個数: 32

約数和(自身を含む): 3213705600

約数和(自身を除く): 1572884312

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 1063, 2126, 4252, 8389, 8504, 16778, 24449, 33556, 48898, 67112, 97796, 192947, 195592, 385894, 771788, 1543576, 8917507, 17835014, 35670028, 71340056, 205102661, 410205322, 820410644, 1640821288]

約数ペア:

[(1, 1640821288), (2, 820410644), (4, 410205322), (8, 205102661), (23, 71340056), (46, 35670028), (92, 17835014), (184, 8917507), (1063, 1543576), (2126, 771788), (4252, 385894), (8389, 195592), (8504, 192947), (16778, 97796), (24449, 67112), (33556, 48898)]