320416390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{13913}}^1$

素因数の和:13981

約数の個数: 48

約数和(自身を含む): 685236672

約数和(自身を除く): 364820282

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 470, 490, 658, 1645, 2303, 3290, 4606, 11515, 13913, 23030, 27826, 69565, 97391, 139130, 194782, 486955, 653911, 681737, 973910, 1307822, 1363474, 3269555, 3408685, 4577377, 6539110, 6817370, 9154754, 22886885, 32041639, 45773770, 64083278, 160208195, 320416390]

約数ペア:

[(1, 320416390), (2, 160208195), (5, 64083278), (7, 45773770), (10, 32041639), (14, 22886885), (35, 9154754), (47, 6817370), (49, 6539110), (70, 4577377), (94, 3408685), (98, 3269555), (235, 1363474), (245, 1307822), (329, 973910), (470, 681737), (490, 653911), (658, 486955), (1645, 194782), (2303, 139130), (3290, 97391), (4606, 69565), (11515, 27826), (13913, 23030)]