19175560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1150

約数の個数: 64

約数和(自身を含む): 47433600

約数和(自身を除く): 28258040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1097, 1748, 2185, 2194, 3496, 4370, 4388, 5485, 8740, 8776, 10970, 17480, 20843, 21940, 25231, 41686, 43880, 50462, 83372, 100924, 104215, 126155, 166744, 201848, 208430, 252310, 416860, 479389, 504620, 833720, 958778, 1009240, 1917556, 2396945, 3835112, 4793890, 9587780, 19175560]

約数ペア:

[(1, 19175560), (2, 9587780), (4, 4793890), (5, 3835112), (8, 2396945), (10, 1917556), (19, 1009240), (20, 958778), (23, 833720), (38, 504620), (40, 479389), (46, 416860), (76, 252310), (92, 208430), (95, 201848), (115, 166744), (152, 126155), (184, 104215), (190, 100924), (230, 83372), (380, 50462), (437, 43880), (460, 41686), (760, 25231), (874, 21940), (920, 20843), (1097, 17480), (1748, 10970), (2185, 8776), (2194, 8740), (3496, 5485), (4370, 4388)]