20751000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6917}}^1$

素因数の和:6941

約数の個数: 64

約数和(自身を含む): 64752480

約数和(自身を除く): 44001480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 6917, 13834, 20751, 27668, 34585, 41502, 55336, 69170, 83004, 103755, 138340, 166008, 172925, 207510, 276680, 345850, 415020, 518775, 691700, 830040, 864625, 1037550, 1383400, 1729250, 2075100, 2593875, 3458500, 4150200, 5187750, 6917000, 10375500, 20751000]

約数ペア:

[(1, 20751000), (2, 10375500), (3, 6917000), (4, 5187750), (5, 4150200), (6, 3458500), (8, 2593875), (10, 2075100), (12, 1729250), (15, 1383400), (20, 1037550), (24, 864625), (25, 830040), (30, 691700), (40, 518775), (50, 415020), (60, 345850), (75, 276680), (100, 207510), (120, 172925), (125, 166008), (150, 138340), (200, 103755), (250, 83004), (300, 69170), (375, 55336), (500, 41502), (600, 34585), (750, 27668), (1000, 20751), (1500, 13834), (3000, 6917)]