39420240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{164251}}^1$

素因数の和:164267

約数の個数: 40

約数和(自身を含む): 122203488

約数和(自身を除く): 82783248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 164251, 328502, 492753, 657004, 821255, 985506, 1314008, 1642510, 1971012, 2463765, 2628016, 3285020, 3942024, 4927530, 6570040, 7884048, 9855060, 13140080, 19710120, 39420240]

約数ペア:

[(1, 39420240), (2, 19710120), (3, 13140080), (4, 9855060), (5, 7884048), (6, 6570040), (8, 4927530), (10, 3942024), (12, 3285020), (15, 2628016), (16, 2463765), (20, 1971012), (24, 1642510), (30, 1314008), (40, 985506), (48, 821255), (60, 657004), (80, 492753), (120, 328502), (240, 164251)]