2977883870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{38891}}^1$

素因数の和:38961

約数の個数: 64

約数和(自身を含む): 6272501760

約数和(自身を除く): 3294617890

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 2015, 2470, 2945, 4030, 5890, 7657, 15314, 38285, 38891, 76570, 77782, 194455, 388910, 505583, 738929, 1011166, 1205621, 1477858, 2411242, 2527915, 3694645, 5055830, 6028105, 7389290, 9606077, 12056210, 15673073, 19212154, 22906799, 31346146, 45813598, 48030385, 78365365, 96060770, 114533995, 156730730, 229067990, 297788387, 595576774, 1488941935, 2977883870]

約数ペア:

[(1, 2977883870), (2, 1488941935), (5, 595576774), (10, 297788387), (13, 229067990), (19, 156730730), (26, 114533995), (31, 96060770), (38, 78365365), (62, 48030385), (65, 45813598), (95, 31346146), (130, 22906799), (155, 19212154), (190, 15673073), (247, 12056210), (310, 9606077), (403, 7389290), (494, 6028105), (589, 5055830), (806, 3694645), (1178, 2527915), (1235, 2411242), (2015, 1477858), (2470, 1205621), (2945, 1011166), (4030, 738929), (5890, 505583), (7657, 388910), (15314, 194455), (38285, 77782), (38891, 76570)]