217702940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{119617}}^1$

素因数の和:119646

約数の個数: 48

約数和(自身を含む): 562683072

約数和(自身を除く): 344980132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 119617, 239234, 478468, 598085, 837319, 1196170, 1555021, 1674638, 2392340, 3110042, 3349276, 4186595, 6220084, 7775105, 8373190, 10885147, 15550210, 16746380, 21770294, 31100420, 43540588, 54425735, 108851470, 217702940]

約数ペア:

[(1, 217702940), (2, 108851470), (4, 54425735), (5, 43540588), (7, 31100420), (10, 21770294), (13, 16746380), (14, 15550210), (20, 10885147), (26, 8373190), (28, 7775105), (35, 6220084), (52, 4186595), (65, 3349276), (70, 3110042), (91, 2392340), (130, 1674638), (140, 1555021), (182, 1196170), (260, 837319), (364, 598085), (455, 478468), (910, 239234), (1820, 119617)]