38244920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 99161280

約数和(自身を除く): 60916360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 997, 1096, 1370, 1918, 1994, 2740, 3836, 3988, 4795, 4985, 5480, 6979, 7672, 7976, 9590, 9970, 13958, 19180, 19940, 27916, 34895, 38360, 39880, 55832, 69790, 136589, 139580, 273178, 279160, 546356, 682945, 956123, 1092712, 1365890, 1912246, 2731780, 3824492, 4780615, 5463560, 7648984, 9561230, 19122460, 38244920]

約数ペア:

[(1, 38244920), (2, 19122460), (4, 9561230), (5, 7648984), (7, 5463560), (8, 4780615), (10, 3824492), (14, 2731780), (20, 1912246), (28, 1365890), (35, 1092712), (40, 956123), (56, 682945), (70, 546356), (137, 279160), (140, 273178), (274, 139580), (280, 136589), (548, 69790), (685, 55832), (959, 39880), (997, 38360), (1096, 34895), (1370, 27916), (1918, 19940), (1994, 19180), (2740, 13958), (3836, 9970), (3988, 9590), (4795, 7976), (4985, 7672), (5480, 6979)]