2782619780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{70949}}^1$

素因数の和:71048

約数の個数: 48

約数和(自身を含む): 6114754800

約数和(自身を除く): 3332135020

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3922, 7844, 9805, 19610, 39220, 70949, 141898, 283796, 354745, 709490, 1418980, 2625113, 3760297, 5250226, 7520594, 10500452, 13125565, 15041188, 18801485, 26251130, 37602970, 52502260, 75205940, 139130989, 278261978, 556523956, 695654945, 1391309890, 2782619780]

約数ペア:

[(1, 2782619780), (2, 1391309890), (4, 695654945), (5, 556523956), (10, 278261978), (20, 139130989), (37, 75205940), (53, 52502260), (74, 37602970), (106, 26251130), (148, 18801485), (185, 15041188), (212, 13125565), (265, 10500452), (370, 7520594), (530, 5250226), (740, 3760297), (1060, 2625113), (1961, 1418980), (3922, 709490), (7844, 354745), (9805, 283796), (19610, 141898), (39220, 70949)]