2007803560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{23057}}^1$

素因数の和:23386

約数の個数: 64

約数和(自身を含む): 5179749120

約数和(自身を除く): 3171945560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311, 622, 1244, 1555, 2177, 2488, 3110, 4354, 6220, 8708, 10885, 12440, 17416, 21770, 23057, 43540, 46114, 87080, 92228, 115285, 161399, 184456, 230570, 322798, 461140, 645596, 806995, 922280, 1291192, 1613990, 3227980, 6455960, 7170727, 14341454, 28682908, 35853635, 50195089, 57365816, 71707270, 100390178, 143414540, 200780356, 250975445, 286829080, 401560712, 501950890, 1003901780, 2007803560]

約数ペア:

[(1, 2007803560), (2, 1003901780), (4, 501950890), (5, 401560712), (7, 286829080), (8, 250975445), (10, 200780356), (14, 143414540), (20, 100390178), (28, 71707270), (35, 57365816), (40, 50195089), (56, 35853635), (70, 28682908), (140, 14341454), (280, 7170727), (311, 6455960), (622, 3227980), (1244, 1613990), (1555, 1291192), (2177, 922280), (2488, 806995), (3110, 645596), (4354, 461140), (6220, 322798), (8708, 230570), (10885, 184456), (12440, 161399), (17416, 115285), (21770, 92228), (23057, 87080), (43540, 46114)]