1557606980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{17419}}^1$

素因数の和:17708

約数の個数: 48

約数和(自身を含む): 3476753280

約数和(自身を除く): 1919146300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 526, 1052, 1315, 2630, 4471, 5260, 8942, 17419, 17884, 22355, 34838, 44710, 69676, 87095, 89420, 174190, 296123, 348380, 592246, 1184492, 1480615, 2961230, 4581197, 5922460, 9162394, 18324788, 22905985, 45811970, 77880349, 91623940, 155760698, 311521396, 389401745, 778803490, 1557606980]

約数ペア:

[(1, 1557606980), (2, 778803490), (4, 389401745), (5, 311521396), (10, 155760698), (17, 91623940), (20, 77880349), (34, 45811970), (68, 22905985), (85, 18324788), (170, 9162394), (263, 5922460), (340, 4581197), (526, 2961230), (1052, 1480615), (1315, 1184492), (2630, 592246), (4471, 348380), (5260, 296123), (8942, 174190), (17419, 89420), (17884, 87095), (22355, 69676), (34838, 44710)]