784831160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{2683}}^1$

素因数の和:2868

約数の個数: 64

約数和(自身を含む): 1808801280

約数和(自身を除く): 1023970120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 103, 142, 206, 284, 355, 412, 515, 568, 710, 824, 1030, 1420, 2060, 2683, 2840, 4120, 5366, 7313, 10732, 13415, 14626, 21464, 26830, 29252, 36565, 53660, 58504, 73130, 107320, 146260, 190493, 276349, 292520, 380986, 552698, 761972, 952465, 1105396, 1381745, 1523944, 1904930, 2210792, 2763490, 3809860, 5526980, 7619720, 11053960, 19620779, 39241558, 78483116, 98103895, 156966232, 196207790, 392415580, 784831160]

約数ペア:

[(1, 784831160), (2, 392415580), (4, 196207790), (5, 156966232), (8, 98103895), (10, 78483116), (20, 39241558), (40, 19620779), (71, 11053960), (103, 7619720), (142, 5526980), (206, 3809860), (284, 2763490), (355, 2210792), (412, 1904930), (515, 1523944), (568, 1381745), (710, 1105396), (824, 952465), (1030, 761972), (1420, 552698), (2060, 380986), (2683, 292520), (2840, 276349), (4120, 190493), (5366, 146260), (7313, 107320), (10732, 73130), (13415, 58504), (14626, 53660), (21464, 36565), (26830, 29252)]