39277940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7951}}^1$

素因数の和:7992

約数の個数: 48

約数和(自身を含む): 93515520

約数和(自身を除く): 54237580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 7951, 15902, 31804, 39755, 79510, 103363, 151069, 159020, 206726, 302138, 413452, 516815, 604276, 755345, 1033630, 1510690, 1963897, 2067260, 3021380, 3927794, 7855588, 9819485, 19638970, 39277940]

約数ペア:

[(1, 39277940), (2, 19638970), (4, 9819485), (5, 7855588), (10, 3927794), (13, 3021380), (19, 2067260), (20, 1963897), (26, 1510690), (38, 1033630), (52, 755345), (65, 604276), (76, 516815), (95, 413452), (130, 302138), (190, 206726), (247, 159020), (260, 151069), (380, 103363), (494, 79510), (988, 39755), (1235, 31804), (2470, 15902), (4940, 7951)]