40165520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9473}}^1$

素因数の和:9539

約数の個数: 40

約数和(自身を含む): 95156856

約数和(自身を除く): 54991336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 9473, 18946, 37892, 47365, 75784, 94730, 151568, 189460, 378920, 502069, 757840, 1004138, 2008276, 2510345, 4016552, 5020690, 8033104, 10041380, 20082760, 40165520]

約数ペア:

[(1, 40165520), (2, 20082760), (4, 10041380), (5, 8033104), (8, 5020690), (10, 4016552), (16, 2510345), (20, 2008276), (40, 1004138), (53, 757840), (80, 502069), (106, 378920), (212, 189460), (265, 151568), (424, 94730), (530, 75784), (848, 47365), (1060, 37892), (2120, 18946), (4240, 9473)]