1979301480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1268783}}^1$

素因数の和:1268810

約数の個数: 64

約数和(自身を含む): 6394671360

約数和(自身を除く): 4415369880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1268783, 2537566, 3806349, 5075132, 6343915, 7612698, 10150264, 12687830, 15225396, 16494179, 19031745, 25375660, 30450792, 32988358, 38063490, 49482537, 50751320, 65976716, 76126980, 82470895, 98965074, 131953432, 152253960, 164941790, 197930148, 247412685, 329883580, 395860296, 494825370, 659767160, 989650740, 1979301480]

約数ペア:

[(1, 1979301480), (2, 989650740), (3, 659767160), (4, 494825370), (5, 395860296), (6, 329883580), (8, 247412685), (10, 197930148), (12, 164941790), (13, 152253960), (15, 131953432), (20, 98965074), (24, 82470895), (26, 76126980), (30, 65976716), (39, 50751320), (40, 49482537), (52, 38063490), (60, 32988358), (65, 30450792), (78, 25375660), (104, 19031745), (120, 16494179), (130, 15225396), (156, 12687830), (195, 10150264), (260, 7612698), (312, 6343915), (390, 5075132), (520, 3806349), (780, 2537566), (1560, 1268783)]