83877020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2143}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 187299840

約数和(自身を除く): 103422820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 2143, 3914, 4286, 7828, 8572, 9785, 10715, 19570, 21430, 39140, 40717, 42860, 81434, 162868, 203585, 220729, 407170, 441458, 814340, 882916, 1103645, 2207290, 4193851, 4414580, 8387702, 16775404, 20969255, 41938510, 83877020]

約数ペア:

[(1, 83877020), (2, 41938510), (4, 20969255), (5, 16775404), (10, 8387702), (19, 4414580), (20, 4193851), (38, 2207290), (76, 1103645), (95, 882916), (103, 814340), (190, 441458), (206, 407170), (380, 220729), (412, 203585), (515, 162868), (1030, 81434), (1957, 42860), (2060, 40717), (2143, 39140), (3914, 21430), (4286, 19570), (7828, 10715), (8572, 9785)]