2521480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 6159780

約数和(自身を除く): 3638300

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 373, 520, 676, 746, 845, 1352, 1492, 1690, 1865, 2984, 3380, 3730, 4849, 6760, 7460, 9698, 14920, 19396, 24245, 38792, 48490, 63037, 96980, 126074, 193960, 252148, 315185, 504296, 630370, 1260740, 2521480]

約数ペア:

[(1, 2521480), (2, 1260740), (4, 630370), (5, 504296), (8, 315185), (10, 252148), (13, 193960), (20, 126074), (26, 96980), (40, 63037), (52, 48490), (65, 38792), (104, 24245), (130, 19396), (169, 14920), (260, 9698), (338, 7460), (373, 6760), (520, 4849), (676, 3730), (746, 3380), (845, 2984), (1352, 1865), (1492, 1690)]