1887051500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{198637}}^1$

素因数の和:198675

約数の個数: 48

約数和(自身を含む): 4338253920

約数和(自身を除く): 2451202420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 198637, 397274, 794548, 993185, 1986370, 3774103, 3972740, 4965925, 7548206, 9931850, 15096412, 18870515, 19863700, 24829625, 37741030, 49659250, 75482060, 94352575, 99318500, 188705150, 377410300, 471762875, 943525750, 1887051500]

約数ペア:

[(1, 1887051500), (2, 943525750), (4, 471762875), (5, 377410300), (10, 188705150), (19, 99318500), (20, 94352575), (25, 75482060), (38, 49659250), (50, 37741030), (76, 24829625), (95, 19863700), (100, 18870515), (125, 15096412), (190, 9931850), (250, 7548206), (380, 4965925), (475, 3972740), (500, 3774103), (950, 1986370), (1900, 993185), (2375, 794548), (4750, 397274), (9500, 198637)]