6840820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 16587648

約数和(自身を除く): 9746828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 373, 524, 655, 746, 917, 1310, 1492, 1834, 1865, 2611, 2620, 3668, 3730, 4585, 5222, 7460, 9170, 10444, 13055, 18340, 26110, 48863, 52220, 97726, 195452, 244315, 342041, 488630, 684082, 977260, 1368164, 1710205, 3420410, 6840820]

約数ペア:

[(1, 6840820), (2, 3420410), (4, 1710205), (5, 1368164), (7, 977260), (10, 684082), (14, 488630), (20, 342041), (28, 244315), (35, 195452), (70, 97726), (131, 52220), (140, 48863), (262, 26110), (373, 18340), (524, 13055), (655, 10444), (746, 9170), (917, 7460), (1310, 5222), (1492, 4585), (1834, 3730), (1865, 3668), (2611, 2620)]