16876940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 38949120

約数和(自身を除く): 22072180

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 1931, 2185, 3862, 4370, 7724, 8740, 9655, 19310, 36689, 38620, 44413, 73378, 88826, 146756, 177652, 183445, 222065, 366890, 444130, 733780, 843847, 888260, 1687694, 3375388, 4219235, 8438470, 16876940]

約数ペア:

[(1, 16876940), (2, 8438470), (4, 4219235), (5, 3375388), (10, 1687694), (19, 888260), (20, 843847), (23, 733780), (38, 444130), (46, 366890), (76, 222065), (92, 183445), (95, 177652), (115, 146756), (190, 88826), (230, 73378), (380, 44413), (437, 38620), (460, 36689), (874, 19310), (1748, 9655), (1931, 8740), (2185, 7724), (3862, 4370)]