2017954520

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1\times {\mathrm{1669}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 4595572800

約数和(自身を除く): 2577618280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 181, 334, 362, 668, 724, 835, 905, 1336, 1448, 1669, 1670, 1810, 3338, 3340, 3620, 6676, 6680, 7240, 8345, 13352, 16690, 30227, 33380, 60454, 66760, 120908, 151135, 241816, 278723, 302089, 302270, 557446, 604178, 604540, 1114892, 1208356, 1209080, 1393615, 1510445, 2229784, 2416712, 2787230, 3020890, 5574460, 6041780, 11148920, 12083560, 50448863, 100897726, 201795452, 252244315, 403590904, 504488630, 1008977260, 2017954520]

約数ペア:

[(1, 2017954520), (2, 1008977260), (4, 504488630), (5, 403590904), (8, 252244315), (10, 201795452), (20, 100897726), (40, 50448863), (167, 12083560), (181, 11148920), (334, 6041780), (362, 5574460), (668, 3020890), (724, 2787230), (835, 2416712), (905, 2229784), (1336, 1510445), (1448, 1393615), (1669, 1209080), (1670, 1208356), (1810, 1114892), (3338, 604540), (3340, 604178), (3620, 557446), (6676, 302270), (6680, 302089), (7240, 278723), (8345, 241816), (13352, 151135), (16690, 120908), (30227, 66760), (33380, 60454)]