245779630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 472159584

約数和(自身を除く): 226379954

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 361, 515, 661, 722, 1030, 1322, 1805, 1957, 3305, 3610, 3914, 6610, 9785, 12559, 19570, 25118, 37183, 62795, 68083, 74366, 125590, 136166, 185915, 238621, 340415, 371830, 477242, 680830, 1193105, 1293577, 2386210, 2587154, 6467885, 12935770, 24577963, 49155926, 122889815, 245779630]

約数ペア:

[(1, 245779630), (2, 122889815), (5, 49155926), (10, 24577963), (19, 12935770), (38, 6467885), (95, 2587154), (103, 2386210), (190, 1293577), (206, 1193105), (361, 680830), (515, 477242), (661, 371830), (722, 340415), (1030, 238621), (1322, 185915), (1805, 136166), (1957, 125590), (3305, 74366), (3610, 68083), (3914, 62795), (6610, 37183), (9785, 25118), (12559, 19570)]