2011484500

素因数分解:

$2^2\times 5^3\times {\mathrm{1289}}^1\times {\mathrm{3121}}^1$

素因数の和:4429

約数の個数: 48

約数和(自身を含む): 4397898960

約数和(自身を除く): 2386414460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 1289, 2578, 3121, 5156, 6242, 6445, 12484, 12890, 15605, 25780, 31210, 32225, 62420, 64450, 78025, 128900, 156050, 161125, 312100, 322250, 390125, 644500, 780250, 1560500, 4022969, 8045938, 16091876, 20114845, 40229690, 80459380, 100574225, 201148450, 402296900, 502871125, 1005742250, 2011484500]

約数ペア:

[(1, 2011484500), (2, 1005742250), (4, 502871125), (5, 402296900), (10, 201148450), (20, 100574225), (25, 80459380), (50, 40229690), (100, 20114845), (125, 16091876), (250, 8045938), (500, 4022969), (1289, 1560500), (2578, 780250), (3121, 644500), (5156, 390125), (6242, 322250), (6445, 312100), (12484, 161125), (12890, 156050), (15605, 128900), (25780, 78025), (31210, 64450), (32225, 62420)]