2007803770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{1997}}^1$

素因数の和:2335

約数の個数: 64

約数和(自身を含む): 4225913856

約数和(自身を除く): 2218110086

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 271, 371, 530, 542, 742, 1355, 1855, 1897, 1997, 2710, 3710, 3794, 3994, 9485, 9985, 13979, 14363, 18970, 19970, 27958, 28726, 69895, 71815, 100541, 105841, 139790, 143630, 201082, 211682, 502705, 529205, 541187, 740887, 1005410, 1058410, 1082374, 1481774, 2705935, 3704435, 3788309, 5411870, 7408870, 7576618, 18941545, 28682911, 37883090, 57365822, 143414555, 200780377, 286829110, 401560754, 1003901885, 2007803770]

約数ペア:

[(1, 2007803770), (2, 1003901885), (5, 401560754), (7, 286829110), (10, 200780377), (14, 143414555), (35, 57365822), (53, 37883090), (70, 28682911), (106, 18941545), (265, 7576618), (271, 7408870), (371, 5411870), (530, 3788309), (542, 3704435), (742, 2705935), (1355, 1481774), (1855, 1082374), (1897, 1058410), (1997, 1005410), (2710, 740887), (3710, 541187), (3794, 529205), (3994, 502705), (9485, 211682), (9985, 201082), (13979, 143630), (14363, 139790), (18970, 105841), (19970, 100541), (27958, 71815), (28726, 69895)]