20103000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6701}}^1$

素因数の和:6725

約数の個数: 64

約数和(自身を含む): 62730720

約数和(自身を除く): 42627720

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, 6701, 13402, 20103, 26804, 33505, 40206, 53608, 67010, 80412, 100515, 134020, 160824, 167525, 201030, 268040, 335050, 402060, 502575, 670100, 804120, 837625, 1005150, 1340200, 1675250, 2010300, 2512875, 3350500, 4020600, 5025750, 6701000, 10051500, 20103000]

約数ペア:

[(1, 20103000), (2, 10051500), (3, 6701000), (4, 5025750), (5, 4020600), (6, 3350500), (8, 2512875), (10, 2010300), (12, 1675250), (15, 1340200), (20, 1005150), (24, 837625), (25, 804120), (30, 670100), (40, 502575), (50, 402060), (60, 335050), (75, 268040), (100, 201030), (120, 167525), (125, 160824), (150, 134020), (200, 100515), (250, 80412), (300, 67010), (375, 53608), (500, 40206), (600, 33505), (750, 26804), (1000, 20103), (1500, 13402), (3000, 6701)]