40508370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21433}}^1$

素因数の和:21456

約数の個数: 64

約数和(自身を含む): 123459840

約数和(自身を除く): 82951470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21433, 42866, 64299, 107165, 128598, 150031, 192897, 214330, 300062, 321495, 385794, 450093, 578691, 642990, 750155, 900186, 964485, 1157382, 1350279, 1500310, 1928970, 2250465, 2700558, 2893455, 4050837, 4500930, 5786910, 6751395, 8101674, 13502790, 20254185, 40508370]

約数ペア:

[(1, 40508370), (2, 20254185), (3, 13502790), (5, 8101674), (6, 6751395), (7, 5786910), (9, 4500930), (10, 4050837), (14, 2893455), (15, 2700558), (18, 2250465), (21, 1928970), (27, 1500310), (30, 1350279), (35, 1157382), (42, 964485), (45, 900186), (54, 750155), (63, 642990), (70, 578691), (90, 450093), (105, 385794), (126, 321495), (135, 300062), (189, 214330), (210, 192897), (270, 150031), (315, 128598), (378, 107165), (630, 64299), (945, 42866), (1890, 21433)]